In the figure, PQR is a semicircle while PQ and QR&n...
In the figure, PQR is a semicircle while PQ and QR are chords. QS is the perpendicular from Q to the diameter PR. What is the expression for QS?
QS = PS\(\sqrt{SR}\)
QS = \(\sqrt{(PS SR)}\)
QS = 2\(\sqrt{(PS SR)}\)
QS = \(\frac{1}{\sqrt{2}}\)\(\sqrt{(PS SR)}\)
Correct answer is B
No explanation has been provided for this answer.
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