In circle Q with m PSR = 18, find m PQR.

asked Jul 2, 2023 70.9k views

5 votes

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4 votes

From the figure:

$\begin{gathered} m\angle PSR=(PR)/(2) \\ so\colon \\ 18=(PR)/(2) \\ PR=2\cdot18 \\ PR=36 \end{gathered}$

therefore:

$\begin{gathered} m\angle PQR=PR \\ m\angle PQR=36 \end{gathered}$

Sakthivel answered Jul 7, 2023