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in rst the measure of ∠R=90° the measure of ∠P=48° and RP=8.9 feet. find the length of QR to the nearest tenth of a foot
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in rst the measure of ∠R=90° the measure of ∠P=48° and RP=8.9 feet. find the length of QR to the nearest tenth of a foot

User Datavoredan
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From definition:


\tan (angle)=\frac{\text{opposite side}}{adjacent\text{ side}}

From the picture:


\begin{gathered} \tan (48)=(QR)/(8.9) \\ \tan (48)\cdot8.9=QR \\ 9.9\text{ ft = QR} \end{gathered}

in rst the measure of ∠R=90° the measure of ∠P=48° and RP=8.9 feet. find the length-example-1
User Yanill
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