In rectangle PQRS, SQ = 78, PS = 30, and mPRS = 23°. Find SR.

Sergeant asked Jun 12, 2023

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Sergeant asked Jun 12, 2023

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18 votes

$\cos (23)=(sr)/(78)\rightarrow78\cdot\cos (23)=SR=67.20$

Damon Horrell answered Jun 17, 2023

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