15.(C) Does cos 60° = 1/2 mean that the side adjacent to the 60° angle measures 1 unit and the hypotenuse measures 2 units? Explain.

Q: There's already a formula for this question. But I don't understand it. Can we not use the arc sin…

A: Explanation of the answer is as follows

Q: 1. Use trigonometry to find the measure of x. Sine-을 Cose-습 Taneo=옷 1200 ft. 14.04 48°

A: Consider the given figure:

Q: шнето) 2. Find the exact value of the expression tan(arccos(1 + x)) in terms of x with the help of a…

A:

Q: 22. Find the values of all six trigonometric functions for an angle in standard position having each…

A:

Q: 4. Simplify, using the double-angle formulas: 1-2 sin² (15⁰)

A:

Q: 2) Use a double-angle formula to simplify: sin (10z) cos (5r)

A:

Q: Find the exact value without using a calculator. 5 T 11) tan 6.

A:

Q: If π/2 < A < π  and  π < B < 3π/2, sinA = 3/7 and secB = -5/2, Locate angles A and B in diagrams and…

A:

Q: What is the exact value of sin(225°)?

A: let  I=sin(225°)formula used   sin(π+x)=-sin(x)sin(45°)=12

Q: (2) If cos(0) = and sin(0) = which quadrant does the angle belong to? Explain your answer in at most…

A: Given; Cos(theta)=40/41,  Sin(theta)=-9/41

Q: c) cos (315 °) d) sin (-30°) e) cos (330°) f) tan (150°) g) sin (225°) h) cos (210°)

A:

Q: Complete the Table 13.) I Quadrant sin 0 cos Ꮎ 3/5 ? 14.) II 5/13 ? 15.) II ? -24/25 16.) IV ? 15/17…

A: as per Q&amp;A rules we have to answer only first 3 questions

Q: 2. The terminal side of angle 0 in standard position goes through the point (-1,-5). a) sin(0) b)…

A: Recall the following. If the terminal side of the angle θ that passes through the point x, y, then…

Q: 1. Find the angle of elevationifrom the ground to the top of a tree with a tree that is 10 yards…

A:

Q: 2. Evaluate arctan (-v 3): a. in radians b. in degrees

A: