BuyFind*arrow_forward*

6th Edition

Daniel C. Alexander + 1 other

Publisher: Cengage Learning

ISBN: 9781285195698

Chapter 11.CR, Problem 8CR

Textbook Problem

*In Exercises 5 to 8, state the ratio needed, and use it to find the measure of the indicated angle to the nearest degree.*

Elementary Geometry for College Students

Show all chapter solutions

Ch. 11.1 - In Exercises 1 to 6, find sin and sin for the...Ch. 11.1 - In Exercises 1 to 6, find sin and sin for the...Ch. 11.1 - In Exercises 1 to 6, find sin and sin for the...Ch. 11.1 - In Exercises 1 to 6, find sin and sin for the...Ch. 11.1 - In Exercises 1 to 6, find sin and sin for the...Ch. 11.1 - In Exercises 1 to 6, find sin and sin for the...Ch. 11.1 - In Exercises 7 to 14, use either Table 11.2 or a...Ch. 11.1 - In Exercises 7 to 14, use either Table 11.2 or a...Ch. 11.1 - In Exercises 7 to 14, use either Table 11.2 or a...Ch. 11.1 - In Exercises 7 to 14, use either Table 11.2 or a...

Ch. 11.1 - In Exercises 7 to 14, use either Table 11.2 or a...Ch. 11.1 - In Exercises 7 to 14, use either Table 11.2 or a...Ch. 11.1 - In Exercises 7 to 14, use either Table 11.2 or a...Ch. 11.1 - In Exercises 7 to 14, use either Table 11.2 or a...Ch. 11.1 - In Exercises 15 to 20, find the lengths of the...Ch. 11.1 - In Exercises 15 to 20, find the lengths of the...Ch. 11.1 - In Exercises 15 to 20, find the lengths of the...Ch. 11.1 - In Exercises 15 to 20, find the lengths of the...Ch. 11.1 - In Exercises 15 to 20, find the lengths of the...Ch. 11.1 - In Exercises 15 to 20, find the lengths of the...Ch. 11.1 - In Exercises 21 to 26, find the measures of the...Ch. 11.1 - In Exercises 21 to 26, find the measures of the...Ch. 11.1 - In Exercises 21 to 26, find the measures of the...Ch. 11.1 - In Exercises 21 to 26, find the measures of the...Ch. 11.1 - In Exercises 21 to 26, find the measures of the...Ch. 11.1 - In Exercises 21 to 26, find the measures of the...Ch. 11.1 - In Exercises 27 to 34, use the drawings, where...Ch. 11.1 - In Exercises 27 to 34, use the drawings, where...Ch. 11.1 - In Exercises 27 to 34, use the drawings, where...Ch. 11.1 - In Exercises 27 to 34, use the drawings, where...Ch. 11.1 - In Exercises 27 to 34, use the drawings, where...Ch. 11.1 - In Exercises 27 to 34, use the drawings, where...Ch. 11.1 - In Exercises 27 to 34, use the drawings, where...Ch. 11.1 - In Exercises 27 to 34, use the drawings, where...Ch. 11.1 - For Exercises 35 to 38, make drawings as needed....Ch. 11.1 - For Exercises 35 to 38, make drawings as needed....Ch. 11.1 - For Exercises 35 to 38, make drawings as needed....Ch. 11.1 - For Exercises 35 to 38, make drawings as needed....Ch. 11.1 - For Exercises 35 to 38, make drawings as needed....Ch. 11.2 - In Exercises 1 to 6, find cos and cos.Ch. 11.2 - In Exercises 1 to 6, find cos and cos.Ch. 11.2 - In Exercises 1 to 6, find cos and cos.Ch. 11.2 - In Exercises 1 to 6, find cos and cos.Ch. 11.2 - In Exercises 1 to 6, find cos and cos.Ch. 11.2 - In Exercises 1 to 6, find cos and cos.Ch. 11.2 - For the triangles in Exercises 1 to 6, a why does...Ch. 11.2 - Using the right triangle from Exercise 1, show...Ch. 11.2 - In Exercise 9 to 16, use a calculator to find the...Ch. 11.2 - In Exercise 9 to 16, use a calculator to find the...Ch. 11.2 - In Exercise 9 to 16, use a calculator to find the...Ch. 11.2 - In Exercise 9 to 16, use a calculator to find the...Ch. 11.2 - In Exercise 9 to 16, use a calculator to find the...Ch. 11.2 - In Exercise 9 to 16, use a calculator to find the...Ch. 11.2 - In Exercise 9 to 16, use a calculator to find the...Ch. 11.2 - In Exercise 9 to 16, use a calculator to find the...Ch. 11.2 - In Exercise 17 to 22, use either the sine ratio or...Ch. 11.2 - In Exercise 17 to 22, use either the sine ratio or...Ch. 11.2 - In Exercise 17 to 22, use either the sine ratio or...Ch. 11.2 - In Exercise 17 to 22, use either the sine ratio or...Ch. 11.2 - In Exercise 17 to 22, use either the sine ratio or...Ch. 11.2 - In Exercise 17 to 22, use either the sine ratio or...Ch. 11.2 - In Exercise 23 to 28, use either the sine ratio or...Ch. 11.2 - In Exercise 23 to 28, use either the sine ratio or...Ch. 11.2 - In Exercise 23 to 28, use either the sine ratio or...Ch. 11.2 - In Exercise 23 to 28, use either the sine ratio or...Ch. 11.2 - In Exercise 23 to 28, use either the sine ratio or...Ch. 11.2 - In Exercise 23 to 28, use either the sine ratio or...Ch. 11.2 - In Exercise 29 to 37, angle measures should be...Ch. 11.2 - In Exercise 29 to 37, angle measures should be...Ch. 11.2 - In Exercise 29 to 37, angle measures should be...Ch. 11.2 - In Exercise 29 to 37, angle measures should be...Ch. 11.2 - In Exercise 29 to 37, angle measures should be...Ch. 11.2 - In Exercise 29 to 37, angle measures should be...Ch. 11.2 - In Exercise 29 to 37, angle measures should be...Ch. 11.2 - In Exercise 29 to 37, angle measures should be...Ch. 11.2 - In Exercise 29 to 37, angle measures should be...Ch. 11.2 - In the right circular cone, a Find r correct to...Ch. 11.2 - In parallelogram ABCD, find to the nearest degree:...Ch. 11.2 - A ladder of length AB is carried horizontally...Ch. 11.2 - Use the drawing provided to show that the area of...Ch. 11.2 - For Exercise 42 and 43, use the drawing and the...Ch. 11.2 - For Exercise 42 and 43, use the drawing and the...Ch. 11.2 - In regular pentagon ABCDE, each radius has length...Ch. 11.2 - Consider regular pentagon ABCDE of Exercise 44. In...Ch. 11.3 - In Exercises 1 to 4, find tan and tan for each...Ch. 11.3 - In Exercises 1 to 4, find tan and tan for each...Ch. 11.3 - In Exercises 1 to 4, find tan and tan for each...Ch. 11.3 - In Exercises 1 to 4, find tan and tan for each...Ch. 11.3 - In Exercises 5 to 10, find the value or expression...Ch. 11.3 - In Exercises 5 to 10, find the value or expression...Ch. 11.3 - In Exercises 5 to 10, find the value or expression...Ch. 11.3 - In Exercises 5 to 10, find the value or expression...Ch. 11.3 - In Exercises 5 to 10, find the value or expression...Ch. 11.3 - In Exercises 5 to 10, find the value or expression...Ch. 11.3 - In Exercises 11 to 14, use a calculator to find...Ch. 11.3 - In Exercises 11 to 14, use a calculator to find...Ch. 11.3 - In Exercises 11 to 14, use a calculator to find...Ch. 11.3 - In Exercises 11 to 14, use a calculator to find...Ch. 11.3 - In Exercises 15 to 20, use the sine, cosine, or...Ch. 11.3 - In Exercises 15 to 20, use the sine, cosine, or...Ch. 11.3 - In Exercises 15 to 20, use the sine, cosine, or...Ch. 11.3 - In Exercises 15 to 20, use the sine, cosine, or...Ch. 11.3 - In Exercises 15 to 20, use the sine, cosine, or...Ch. 11.3 - In Exercises 15 to 20, use the sine, cosine, or...Ch. 11.3 - In Exercises 21 to 26, use the sine, cosine, or...Ch. 11.3 - In Exercises 21 to 26, use the sine, cosine, or...Ch. 11.3 - In Exercises 21 to 26, use the sine, cosine, or...Ch. 11.3 - In Exercises 21 to 26, use the sine, cosine, or...Ch. 11.3 - In Exercises 21 to 26, use the sine, cosine, or...Ch. 11.3 - In Exercises 21 to 26, use the sine, cosine, or...Ch. 11.3 - In Exercises 27 to 32, use a calculator and...Ch. 11.3 - In Exercises 27 to 32, use a calculator and...Ch. 11.3 - In Exercises 27 to 32, use a calculator and...Ch. 11.3 - In Exercises 27 to 32, use a calculator and...Ch. 11.3 - In Exercises 27 to 32, use a calculator and...Ch. 11.3 - In Exercises 27 to 32, use a calculator and...Ch. 11.3 - In Exercises 33 to36, we expand the list of...Ch. 11.3 - In Exercises 33 to 36, we expand the list of...Ch. 11.3 - In Exercises 33 to 36, we expand the list of...Ch. 11.3 - In Exercises 33 to 36, we expand the list of...Ch. 11.3 - In Exercises 37 to 43, angle measures should be...Ch. 11.3 - In Exercises 37 to 43, angle measures should be...Ch. 11.3 - In Exercises 37 to 43, angle measures should be...Ch. 11.3 - In Exercises 37 to 43, angle measures should be...Ch. 11.3 - In Exercises 37 to 43, angle measures should be...Ch. 11.3 - In Exercises 37 to 43, angle measures should be...Ch. 11.3 - In Exercises 37 to 43, angle measures should be...Ch. 11.3 - In the triangle shown, find each measure to the...Ch. 11.3 - At an altitude of 12,000 ft, a pilot sees two...Ch. 11.3 - Consider the regular square pyramid shown. a Find...Ch. 11.3 - Consider the regular square pyramid shown. a Find...Ch. 11.4 - In Exercises 1 and 2, use the given information to...Ch. 11.4 - In Exercises 1 and 2, use the given information to...Ch. 11.4 - In Exercises 3 and 4, state the form of the Law of...Ch. 11.4 - In Exercises 3 and 4, state the form of the Law of...Ch. 11.4 - In Exercises 5 and 6, state the form of the Law of...Ch. 11.4 - In Exercises 5 and 6, state the form of the Law of...Ch. 11.4 - In Exercises 7 and 8, state the form of the Law of...Ch. 11.4 - In Exercises 7 and 8, state the form of the Law of...Ch. 11.4 - For ABC not shown, suppose you know that...Ch. 11.4 - For ABC not shown, suppose you know that...Ch. 11.4 - In Exercises 11 to 14, find the area of each...Ch. 11.4 - In Exercises 11 to 14, find the area of each...Ch. 11.4 - In Exercises 11 to 14, find the area of each...Ch. 11.4 - In Exercises 11 to 14, find the area of each...Ch. 11.4 - In Exercises 15 and 16, find the area of the given...Ch. 11.4 - In Exercises 15 and 16, find the area of the given...Ch. 11.4 - In Exercises 17 to 22, use a form of the Law of...Ch. 11.4 - In Exercises 17 to 22, use a form of the Law of...Ch. 11.4 - In Exercises 17 to 22, use a form of the Law of...Ch. 11.4 - In Exercises 17 to 22, use a form of the Law of...Ch. 11.4 - In Exercises 17 to 22, use a form of the Law of...Ch. 11.4 - In Exercises 17 to 22, use a form of the Law of...Ch. 11.4 - In Exercises 23 to 28, use a form of the Law of...Ch. 11.4 - In Exercises 23 to 28, use a form of the Law of...Ch. 11.4 - In Exercises 23 to 28, use a form of the Law of...Ch. 11.4 - In Exercises 23 to 28, use a form of the Law of...Ch. 11.4 - In Exercises 23 to 28, use a form of the Law of...Ch. 11.4 - In Exercises 23 to 28, use a form of the Law of...Ch. 11.4 - In Exercises 29 to 34, use the Law of Sines or the...Ch. 11.4 - In Exercises 29 to 34, use the Law of Sines or the...Ch. 11.4 - In Exercises 29 to 34, use the Law of Sines or the...Ch. 11.4 - In Exercises 29 to 34, use the Law of Sines or the...Ch. 11.4 - In Exercises 29 to 34, use the Law of Sines or the...Ch. 11.4 - In Exercises 29 to 34, use the Law of Sines or the...Ch. 11.4 - For the triangle shown, the area is exactly...Ch. 11.4 - For the triangle shown, use the Law of Cosines to...Ch. 11.4 - In the support structure for the Ferris wheel,...Ch. 11.4 - Show that the form of the Law of Cosines written...Ch. 11.4 - Explain why the area of the parallelogram shown is...Ch. 11.4 - Find the area of MNPQifa=8cm,b=12cm,and=70. Answer...Ch. 11.4 - Find the area of MNPQifa=6.3cm,b=8.9cm,and=67.5....Ch. 11.4 - The sides of a rhombus have length a. Two adjacent...Ch. 11.4 - Two sides of a triangle have measures a inches and...Ch. 11.4 - Use Theorem 11.4.1 to show that the area of an...Ch. 11.CR - In Exercises 1 to 4, state the ratio needed, and...Ch. 11.CR - In Exercises 1 to 4, state the ratio needed, and...Ch. 11.CR - In Exercises 1 to 4, state the ratio needed, and...Ch. 11.CR - In Exercises 1 to 4, state the ratio needed, and...Ch. 11.CR - In Exercises 5 to 8, state the ratio needed, and...Ch. 11.CR - In Exercises 5 to 8, state the ratio needed, and...Ch. 11.CR - In Exercises 5 to 8, state the ratio needed, and...Ch. 11.CR - In Exercises 5 to 8, state the ratio needed, and...Ch. 11.CR - In Exercises 9 to 12, use the Law of Sines or the...Ch. 11.CR - In Exercises 9 to 12, use the Law of Sines or the...Ch. 11.CR - In Exercises 9 to 12, use the Law of Sines or the...Ch. 11.CR - In Exercises 9 to 12, use the Law of Sines or the...Ch. 11.CR - In Exercises 13 to 17, use the Law of Sines or the...Ch. 11.CR - In Exercises 13 to 17, use the Law of Sines or the...Ch. 11.CR - In Exercises 13 to 17, use the Law of Sines or the...Ch. 11.CR - In Exercises 13 to 17, use the Law of Sines or the...Ch. 11.CR - In Exercises 13 to 17, use the Law of Sines or the...Ch. 11.CR - In Exercise 18 to 20, prove each statement without...Ch. 11.CR - In Exercise 18 to 20, prove each statement without...Ch. 11.CR - In Exercise 18 to 20, prove each statement without...Ch. 11.CR - In exercises 21 to 30. Use the drawings. Where...Ch. 11.CR - In exercises 21 to 30. Use the drawings. Where...Ch. 11.CR - In exercises 21 to 30. Use the drawings. Where...Ch. 11.CR - In Exercises 21 to 30, use the drawings, where...Ch. 11.CR - In Exercises 21 to 30, use the drawings, where...Ch. 11.CR - In Exercises 21 to 30, use the drawings, where...Ch. 11.CR - In Exercises 21 to 30, use the drawings, where...Ch. 11.CR - In Exercises 21 to 30, use the drawings, where...Ch. 11.CR - In Exercises 21 to 30, use the drawings, where...Ch. 11.CR - In Exercises 21 to 30, use the drawings, where...Ch. 11.CR - If sin=725, find cos and sec.Ch. 11.CR - If tan=1160, find sec and cot.Ch. 11.CR - If cot=2120, find csc and sinCh. 11.CR - In a right circular cone, the radius of the base...Ch. 11.CT - For the right triangle shown, express each of the...Ch. 11.CT - For the right triangle shown, express each ratio...Ch. 11.CT - Without using a calculator, find the exact value...Ch. 11.CT - Use your calculator to find each number correct to...Ch. 11.CT - Using your calculator, find to the nearest degree...Ch. 11.CT - Without the calculator, determine which number is...Ch. 11.CT - In the drawing provided, find the value of a to...Ch. 11.CT - In the drawing provided, find the value of y to...Ch. 11.CT - In the drawing provided, find the measure of to...Ch. 11.CT - Using the drawing below, classify each statement...Ch. 11.CT - A kite is flying at an angle of elevation of 670...Ch. 11.CT - A roofline shows a span of 12 ft across a sloped...Ch. 11.CT - If sin =12, find: a csc ____________ b...Ch. 11.CT - In a right triangle with acute of measures and ,...Ch. 11.CT - Use one of the three forms for area such as the...Ch. 11.CT - On the basis of the drawing provided, complete the...Ch. 11.CT - On the basis of the drawing provided, complete...Ch. 11.CT - Use the Law of Sines or the Law of Cosines to find...Ch. 11.CT - Use the Law of Sines or the Law of Cosines to find...Ch. 11.CT - Each apothem of regular pentagon ABCDE has length...

Find more solutions based on key concepts

Show solutions For Exercises 48 and 49, use the formula found in Exercise 47. Find the area of a trapezoid with an altitude of...

Elementary Geometry For College Students, 7e

In Exercises 730, solve each linear programming problem by the method of corners. Minimize subject to C=10x+15y...

Finite Mathematics for the Managerial, Life, and Social Sciences

Solve the equations in Exercises 126. 1x211+1=0

Finite Mathematics and Applied Calculus (MindTap Course List)

Describe how the presence of possible outliers might be identified on (a) histograms. (b) dot plots. (c) stem-a...

Understanding Basic Statistics

Find the limit. Use lHospitals Rule where appropriate. If there is a more elementary method, consider using it....

Single Variable Calculus: Early Transcendentals, Volume I

(a) Find parametric equations for the line through (2, 4, 6) that is perpendicular to the plane. x y + 3z = 7....

Multivariable Calculus

The displacement (in centimeters) of a particle moving back and forth along a straight line is given by the equ...

Single Variable Calculus

Solve each equation in Exercises 107120 for x, rounding your answer to four significant digits where necessary....

Applied Calculus

Solve the equations in Exercises 126. x+4x+1+x+43x=0

Finite Mathematics

In Exercises 79-84, determine whether the statement is true or false for all real numbers a and b. 84. |a b| =...

Applied Calculus for the Managerial, Life, and Social Sciences: A Brief Approach

Find the value of c that will cause the polynomial f(x)=x2+3x+c to have 3 as a zero in the field 7. Find the ot...

Elements Of Modern Algebra

Write out the form of the partial fraction decomposition of the function as in Example 7. Do not determine the ...

Calculus (MindTap Course List)

In Exercises 17 to 24, let U = {2. 6, 8, 10, 12, 14, 16, 18}, A = {2, 6, 10}, B = {6, 10, 16, 18}, and C = {14,...

Mathematical Excursions (MindTap Course List)

Given , decide whether the following are true or false.
has a vertical asymptote at .
has a horizontal asympt...

Mathematical Applications for the Management, Life, and Social Sciences

Use the given graph of f to sketch the graph of f1. 30.

Single Variable Calculus: Early Transcendentals

Finding a Second Derivative In Exercises 49-54, find d2y/dx2 implicitly in terms of x and y. 3xy4cosx=6

Calculus of a Single Variable

Rectangular to Polar Sketch a graph of the rectangular equation. [Hint: First convert the equation to polar coo...

Precalculus: Mathematics for Calculus (Standalone Book)

For Questions 1 through 4, fill in the blank with an appropriate word, number, or expression. To find the princ...

Trigonometry (MindTap Course List)

(a) Find the Riemann sum for f(x) = 1/x, 1 x 2, with four terms, taking the sample points to be right endpoin...

Calculus: Early Transcendentals

Add the following sets of whole numbers and verify your answers. a. 39,4815,594+11,029_ b. 6,948+330+7,946+89+5...

Contemporary Mathematics for Business & Consumers

Finding Derivatives In Exercises 2940, find the derivative of the function. h(x)=1x4

Calculus: An Applied Approach (MindTap Course List)

For problems 15-26, simplify each numerical expression. Be sure to take advantage of the properties whenever th...

Intermediate Algebra

Applying Inverse Properties In Exercises 81-86, apply the inverse properties of In x and ex to simplify the giv...

Calculus: Early Transcendental Functions (MindTap Course List)

Writing a Vector-Valued Function In Exercises 7 and 8, represent the line segment from Pto Qby a vector-valued ...

Calculus: Early Transcendental Functions

PA The city manager has received a complaint from the local union of firefighters to the effect that they are u...

Essentials Of Statistics

Divide: 16x24x42x2

Elementary Technical Mathematics

Youngs modulus is a quantitative measure of stiffness of an elastic material. Suppose that for aluminum alloy s...

Probability and Statistics for Engineering and the Sciences

Oishi and Schimmk (2010) report that people who move from home to home frequently as children tend to have lowe...

Statistics for The Behavioral Sciences (MindTap Course List)

A lax form asks people to identify their age. annual income, number of dependents, and social security number. ...

Essentials of Statistics for The Behavioral Sciences (MindTap Course List)

True or False:
converges.

Study Guide for Stewart's Single Variable Calculus: Early Transcendentals, 8th

Reduced visual performance with increasing age has been a much-studied phenomenon in recent years. This decline...

Introduction To Statistics And Data Analysis

The length of a = 4i â€“ j â€“ 2k is:
11
21

Study Guide for Stewart's Multivariable Calculus, 8th

Identify possible sources and use them to identify a topic area for research.

Research Methods for the Behavioral Sciences (MindTap Course List)

Define content analysis and archival research.

Research Methods for the Behavioral Sciences (MindTap Course List)

A poll for the presidential campaign sampled 491 potential voters in June. A primary purpose of the poll was to...

Statistics for Business & Economics, Revised (MindTap Course List)

Refer to exercise 9, where the following data were used to investigate the relationship between the number of c...

STATISTICS F/BUSINESS+ECONOMICS-TEXT

Graphical, Numerical, and Analytic Analysis In Exercises 3336, use a graphing utility to graph the function and...

Calculus (MindTap Course List)

A zinc casting is in the shape of a frustum of a right circular cone. The larger base area is 280 inches in dia...

Mathematics For Machine Technology

Finding an Equation of a Tangent Plane and a Normal LineIn Exercises 1726, (a) find an equation of the tangent ...

Multivariable Calculus

In Exercises 27-56, use a calculator to find each value. Give the entire display of your calculator. a. ln(e3.8...

Mathematics: A Practical Odyssey

Maximize P subject to the following constraints. P=3x+2y{x0y0x+y4

College Algebra (MindTap Course List)

Reminder Round all answers to two decimal places unless otherwise indicated. Total Revenue and ProfitThis is a ...

Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)

In Problems 17-32 use the procedures developed in this chapter to find the general solution of each differentia...

A First Course in Differential Equations with Modeling Applications (MindTap Course List)

According to Thomson Financial, through last month, the majority of companies reporting profits had beaten esti...

Modern Business Statistics with Microsoft Office Excel (with XLSTAT Education Edition Printed Access Card) (MindTap Course List)

For the following exercises, for each polynomial, a. find the degree; b. find the zeros, if any; c. find the y ...

Calculus Volume 1

Collegesâ€™ Year Founded and Percent Graduated. Refer to the data set in Table 2.18.
Construct a crosstabulation...

Essentials Of Statistics For Business & Economics

What is the z-score of x = 12, if it is two standard deviations to the right of the mean?

Introductory Statistics

In the following exercises, solve for the antiderivative f of f with C = 0, then use a calculator to graph f an...

Calculus Volume 2

Sketch a graph for each of the functions defined in 6â€”9 below. 7. h(x)=xx for each real number x

Discrete Mathematics With Applications