trig

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If point (3, -8) lies on the terminal side of an angle A in standard position, find:

a) sinA

b) tanA

  • trig -

    3^2 + 8^2 = h^2
    9 + 64 = h^2
    73 = h^2
    h = sqrt 73

    a) sin A = -8/sqrt(73)

    b) tan A = -8/3

  • trig -

    if 0 is an angle in standard position and its terminal side passes through the point (-3,2) find the exact value of csc 0

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