1. Two buildings are 250 ft apart. The angle of elevation from the top of the top of the shorter building to the top of the building is 21°. If the shorter building is 85 ft. high, how high is the taller building? Illustration: Solution:

Q: Find the trigonometric function value of the corresponding complementary angle. Given that sec 55° x…

A: By All Silver Tea Cups analogy of Trigonometric functions  all trigonometric functions are positive…

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Q: Four trigonometric identities are given by: a) Sin 4x = 4sin x cos x - 8sin x cos x 1- tan?x b) Cos…

A: put x = 12 and verify given identity a Sin4x = 4sinxcosx - 8sin3xcosx left hand side sin4(12) =…

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Q: Find the trigonometric function value of the corresponding complementary angle. Given that sec 55°…

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Q: B. Identify all the right triangles. Use the Pythagorean theorem to prove your answer. 1. 12 2. 13…

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Q: Solve the triangle. a = 8, c = 5, B = 56° (Do not round until the final answer. Then round to the…

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Q: Given the triangle below, find the angle A and length of side x Note: picture is NOT drawn to scale,…

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Q: 5. tan H = 5.18 vers to the nearest ter

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Q: -5. Find the missing side. When the angle of elevation from the moon is 45°, a building casts a…

A: Given query is to find the height ifbthe building.

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Q: Find 5u, -3v, u + v, and 3u - 4v for the given vectors u and v. (Simplify your answers completely.)…

A: Given query is to perform indicated vector operation.

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Q: Determine two pairs of polar coordinates for the point with 0° <0 < 360. 20) (3, - 3)

A: Given query is to find the polar coordinates.

Q: Find all solutions if 0° < 0 < 360°. Verify your answer graphically. (Enter your answers as a…

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Q: swer the following questions: Solve the following equations a) cosecx = -3.970 %3D

A: Note: There are multiple questions. No specific question has been asked.So, We will solve the first…

Q: Find the remaining sides and angles of the triangle ABC; with right angle at C. A = 39°, a = 11 ...…

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Q: 3. tan (1/1) dr

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Q: Calculate cos(-628°)

A: Use the trigonometric identity, cos-x=cosx                ...(1)cos2×3600-x=cosx…

Q: 7. In triangle LMN, what is the measure of angle N? A. 20° B. 21° 66 C. 23° D. 24 8. In any right…

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Q: tan x -cot x sin x cos X %3D tan2x-cot2x 1-sin x %3D 1+ sin x 4. (sec x- tan x)² 3.

A: 3)tanx-cotxtan2x-cot2x=sinxcosxL.H.Stanx-cotxtan2x-cot2x=tanx-cotxtanx+cotxtanx-cotx=1tanx+cotx=1sin…

Q: 2.) A ship at sea is 80 miles from one radio transmitter and 145 miles from another. The angle…

A: The given problem is solved below in detail.

Q: cot x cos x 4 5 sin x cos x 6. cot x sin x- 2 sin x - 4 cot x Cos x 5.

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Q: Find the solutions of the equation that are in the interval [0, 2?). (Enter your answers as a…

A: Note:- Here in your question in place of question mark there must be interval [0, 2π)  And equation…

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Q: 4. Find the length of AB. 47° B 15.8

A: Given query is to find the  value of AB.

Q: 5. cos A = - and sin B =, both A and B in QII.

A: This is  a problem related to trigonometric identity formula. Based on the general formula we will…

Q: Find the exact values of sin(0/2), cos(0/2), and tan(0/2) for the given conditions. 5 sec 0 180° < 0…

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Q: tan x- 1 1. tan (x - 45°) = tan x + 1 1- tan 0 2. tan (45° - 0) = 1+ tan 0

A: Basic trignometry problem

Q: y F D A 1.

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Q: Question Given z = 8 cis 30°, find z³ using De Moivre's Theorem. Select the correct answer below: O…

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Q: Find the identical expression for the following. cot theta - tan theta

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Q: 10. (In(x))² dr

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Q: The vector w⃗  is 8 units long and makes an angle of 39∘ with the positive x-axis. What is the…

A: We have to find the component form of vector w.

Q: B 11 17 A 18 d.) Find the area of triangle

A: The given triangle is: To find its area.

Q: DETAILS SPRECALC7 7.1.090. Make the indicated trigonometric substitution in the given algebraic…

A: See the details solution in below

Q: Consider the graph below. 8+ SU2 -4 -7- -8+ Write an equation that matches the function plotted…

A: We are authorized to solve only one question please repost remaining questions Sine function

Q: cos H = 0.05 %3D

A: Given cosH=0.05H=cos-1(0.05)=arccos(0.05)

Q: Write the expression as an algebraic expression in x for x > 0. 6 sin(2 sin−1 x)

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Q: Two direction angles of a vector are given. Find the third direction angle, given that it is either…

A: Since the student has posted multiple questions and does not mention any specific question, so we…

Q: 11. Express the product sin60 cos40 as a sum. 1/2 (sin100-sin20) O (sin50-sine) 1/2 (sin100+sin20) O…

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Q: -3 x²(x² + 5)

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Q: Write the expression as an algebraic expression in x for x > 0. 3 tan 2 cos -1 3 tan 2 cos

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Q: Solve for æ in terms of k. log, x + log; (x + 10) = k. Find æ if k = 3.

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Q: Done Determine whether or not the given vectors are perpendicular. (2, -1, -2), (2, –4, 4) O…

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Q: Find: 7. 2B 3. 6 8. a 9 20

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Q: Зх — 2 25. (х+ 4)(3x? + 1)

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Q: 4. Find the mZA. 37.4 28.3

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Q: Find the horizontal and vertical components of the vector with the given length and direction, and…

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Q: For the following assume that all angles are in simplest form, so that if A in QIV yu may assume…

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