Question

given cota=7/8 thenevalute sina+cosa​

Answer 1

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

cota =B/P=7/8

H²=B²+P²

H²=7²+8²

H²=49+64

H²=113

H=root 113

sina+cosa

$8 \div \sqrt{113} \: + 7 \div \sqrt{113} \\ \\ 15 \div \sqrt{113}$