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Point P lies on the unit circle in the first quadrant at angle 8 shown below, and has coordinates (a, b).a. Kiara says that b = ?1-a. Do you agree or disagree with Kiara? Explain your reasoning.b. Assume a = 4/5 and b = 3/5.i. Find sin(-?)ii. Find sin(2?)iii. Find ?, rounding your answer to the nearest tenth of a degree.
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