Find the exact value of the following expression. DO NOT give a rounded decimal as your answer. sin(22.5°)

Q: Use the half-angle formulas to determine the exact values of the sine, cosine, and tangent of the…

A: To find: The value of sin 15°, cos 15°, tan 15°. Formula used: Half angle formula: sin θ=1-cos 2θ2…

Q: Use a calculator to approximate the value of each expression, if possible.       a. arctan(−8.45)…

A: Use a calculator, to approximate the value of each expression : (a).              arctan(-8.45)…

Q: Evaluate the expression under the given conditions. tan(? + ?); cos(?) = − 1/3, ? in Quadrant III,…

A: cos(x) = -1/3   , x in  iii quadrant    Thus, as cos(109.4712°) = -1/3  Hence, in third quadrant, it…

Q: Given that A = 0.99 radians in the picture below, find the length of the two legs. Enter exact…

A:

Q: Find the exact value. Given that sin e = - 4 with 0 in quadrant IV, find sin 20. 25 7.

A:

Q: In the right triangle below, find the exact value of sin(A), cos(A), tan(A), and sin(B), cos(B),…

A:

Q: Write the following in terms of sin 0 only. cot e

A:

Q: Find the exact value. Given that sin e with 0 in quadrant IV, find cos 20.

A:

Q: In AABC, ZC = 90°, and a = 19.8 cm, b = 14.5 cm, and c = = 24.5 cm. %3D What is the value of sin A,…

A:

Q: Find sin s. coSs = and s is in quadrant I. 2/5

A:

Q: Find sin ø? Find tan ø? Find cot ø? Find sec ø? Find csc ø?

A:

Q: For the diagram below, which primary trigonometric ratio would you pick to solve for the unknown…

A:

Q: Use a calculator to find the value of the acute angle θ to the nearest degree, sin u = 0.2974

A: According to the question, we have to find the value of sin u=0.2974 to the nearest degree using…

Q: Evaluate the following expressions without a calculator. Each of your answers must be an exact angle…

A:

Q: Calculate sin r e at a 10 to get 15 correct significant digits. What is the 14th digit? Answer:

A: Given expression is: sinx-x We have to calculate it at x=10-6.

Q: Use the figure to find the exact value of the following trigonometric function. 8. cos (2a) 15

A:

Q: Use the given information to find the exact value of a. sin 20, b. cos 20, and c. tan 20. 28 cos 0 0…

A: Given,

Q: Find the value of sin M rounded to the nearest hundredth, if necessary. 7 N 24 M

A:

Q: Find the exact values of the following and simplify without the use of a calculator; all angles are…

A: Consider the given expression:

Q: Use the figure shown to the right and the given values to find c, sin 0, and tan 0. α a = 8, b = 15

A:

Q: Complete the table, which shows the EXACT values (if possible) of the sine, the cosine and the…

A: To complete the tableExplanation:Let us take 04,14,24,34,44 =0, 12,12,32,1which gives the value of…

Q: Find the value of sin G rounded to the nearest hundredth, if necessary. E V13 V77 G Answer: sinG:…

A:

Q: Given tan a = 24' a in the third quadrant, sin ß = ß in the second quadrant, find the exact value of…

A: In this question we have to find the value of the following trigonometry function.

Q: For each of the following angles, find the radian measure of the angle with the given degree measure…

A:

Q: For the diagram below, which primary trigonometric ratio would you pick to solve for the unknown…

A:

Q: use the half angle formula to find and exact value for the following  a) sin 22.5degree b) cos 105…

A: We will find the exact value of the given trigonometric entities by using the half angle formula in…

Q: Use a calculator to find the value of the acute angle, 0, to the nearest degree. sin 0 = 0.3083…

A: sinθ = 0.3083     θ = sin-1(0.3083)     θ = 17.95° ≈ 18°     θ ≈ 18°

Q: Evaluate the following expressions. Your answers must be in radians. Answers should be in exact form…

A: Given ;  (a).            arccos-12We have, cos-1-12 = x-12 = cos xWe know that a right triangle with…

Q: Find the exact value of the following trig functions given that:  Cos( θ) = 19/20 and  θ is in…

A:

Q: Give the exact value of the following: sin? (300°) + sec(135°)

A:

Q: Find the Value of x below. Round to the nearest hundredth. *SOH - CAH- TOA *Use inverse trig: sin ,…

A:

Q: Evaluate the following. Round angles to the nearest tenth and all other values to the nearest…

A: Given query is to eveluate the expression.

Q: Evaluate the expression under the given conditions. tan(20); cos(0) e in Quadrant I 13

A:

Q: For the diagram below, which primary trigonometric ratio would you pick to solve for the unknown…

A: From the triangle given with right angle

Q: Given sin a = ,270° < a < 360° and tan B ,180° < B< 270°, find the exact value of sin(a + B).

A: In order to solve the given problem first find out the quadrant in which both the angles lies. Find…

Q: Use a calculator to find the value of the acute angle, 0, to the nearest degree. sin 0 = 0.6997 e=…

A:

Q: Use the given information to find the exact value of a. sin 20, b. cos 20, and c. tan 20. 15 cos 9 =…

A: sin2θ= 2 sinθ cosθ cos2θ = cos2θ- sin2θ

Q: Use a calculator to find the following values: sin(0.7) = cos(0.7) I. %3D tan(0.7) = %3D

A: Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: Find the value of sin B rounded to the nearest hundredth, if necessary. 13 12 Answer: sin B = %3D…

A: Topic = Triangle

Q: Use a calculator to find the following. Round your answers to four decimal places.      tan 143.4…

A:

Q: Given that 0 = 1, which of the following shows that sinecsce = 1?

A:

Q: Find the value of each trigonometric ratio. Write your answer as a decimal rounded to the nearest…

A: a)tan C= ABBC           =2432            = 34            = 0.75

Q: 29 43° = 0

A:

Q: sin e, cos e 34) cos e sin e

A:

Q: Find the Value of x below. Round to the nearest hundredth. *SOH-CAH-TOA* *Use inverse trig: sin Cos,…

A: Topic = Trigonometric ratios As per guidelines, At a time only one question can be answered.  please…

Q: find dģ te fthe following Sin?x

A:

Q: Use a calculator to find the following. Round your answers to four decimal places.      tan 195…

A:

Q: Find the value of sin P rounded to the nearest hundredth, if necessary. P. R Answer: sin P Submit…

A: topic - trigonometric ratios

Q: Simplify the given expression. cot (sin (A)) =

A: To simplify the expression  cotsin-1A Let…

Q: Evaluate the expression without using a calculator, and write your answer in radians. arccos 1 2.…

A: