Q: PQR is a triangle, whose area is 180 cm². S is a point on side QR, such that PS is the angle bisector of ∠QPR. If PQ : PR = 2 : 3, then what is the area ( in cm²) triangle PSR ?
A.
90
B.
108
C.
144
D.
72
Correct Answer:
Option B -
Explanations:
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