question_answer

Two line segments PQ and RS intersect at X in such a way that XP = XR. If ZPSX = ZRQX. Then one must have

A)  PR = QS                     

B)  PS = RQ

C)  ZXSQ = ZXRP

D)         ar (APXR) = ar (AQXS)

Correct Answer: B

Solution :

 D. is the mid-point of side BC. Point 0 is the centroid that divides AD in the ratio \[2:1.\] \[\therefore \] OD=5 cm.