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cos A = 0.8 then what is sin A ?

A0.6

B0.75

C1.333...

D1

Answer:

A. 0.6

Read Explanation:

cos A = 0.8 cos A = adjascent side / hypotenuse = 8/10 opposite side = √(10²-8²)=√36=6 sin A = opposite side / hypotenuse = 6/10 =0.6


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