Cos(65)= square root 1+cos(130)/2
1 answer:
Answer:
Step-by-step explanation:
Cos(65°) = √(1 + cos(130°)) / 2
0.42=√(1 - 0.64)/2
0.42=√(0.36)/2
0.42²=√0.18²
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The answer is B :DD
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Answer:
27/35.
I can break it down for you to understand if u want.
Step-by-step explanation:
