In a right triangle, one angle measures x°, where sin x° = 4/5. What is cos(90° - x°) ? a) 4/5 b) 3/5 c) 7/5 d) 3/8
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Step 1: Given that sin(x) = 4/5, we know that cos(90° - x) = sin(x) = 4/5. Show more…
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