If sin (90° - α) = BC /CA,write down the ratio of sina.

Uday Reddy asked Jun 21, 2023

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Uday Reddy asked Jun 21, 2023

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22 votes

Answer:

Explanation:

sin(90-a)=cos

cos = angle adjacent

theta=BC/CA

Waquo answered Jun 27, 2023

by Waquo

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