19 In the figure below, AC represents a support wire x feet long. The wire is attached to a tower at C and to the ground at A. The distance between A and B, which is at the base of the tower, is 20 feet. The angle at A has measure 0 . Which of the following must be true? Se 20 B 20 A) cos 0 = 20 B sin 0 = c) sin e = 20 20 D tan 0 = E tan 0 = 20 O O O O O

Q: sin(A) = 48 csc(A) = cos(A) = + sec(A) = tan(A) = cot(A) = sin(B) = csc(B) = cos(B) = sec(B) = %3D…

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A:

Q: Consider the angle shown with an initial ray pointing in the 3-o'clock direction and the terminal…

A:

Q: A tower has a height of 553 m. A wire is attached to the top and makes an angle of theta=17.8…

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A: Then we plug them in the given formula

Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.