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In the drawing below, QS bisects ZPQR,PO = 9 units, PS4 units, and RS-3 units.

What is OR in units?
O A 21
O B. 12
O C. 8
o D. 6 3/4

In the drawing below QS bisects ZPQRPO 9 units PS4 units and RS3 units What is OR in units O A 21 O B 12 O C 8 o D 6 34 class=

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sqdancefan

9514 1404 393

Answer:

  D.  6 3/4

Step-by-step explanation:

The angle bisector divides the sides proportionally:

  QR/PQ = RS/PS

  QR = PQ×RS/PS = 9×3/4

  QR = 6 3/4

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