Question

What is the approximate value of theta if cos theta = 8/15

A.58
B.32
C.28
D.62
E.48

Answer 1

cos (Ф) = 5/12

arcos (5/12) = cos⁻¹ (5/12) = Ф

Then cos⁻¹ (5/12) = 57.769  and Ф = 58

Answer 2

Answer:

A , 58

Step-by-step explanation:

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