Math, asked by Duryodhan6340, 1 year ago

It's given that PQ || BA ; PR || CA. If PD = 12. Find BD ? CD.

Answers

Answered by BrainlyRacer

0

In triangle DPR. CQ parallel PR

Therefore. DC \CP= DQ \QR.............1

Similarly in triangle dbr.

DP\ PB=DQ\QR.,..............2

From 1&2

DC\CP=DP\PB

DC.PB=CP.DP

DC(BD-PD) = (PD-CD) DP

DC.BD-12CD=144-12CD

Therefore BD.CD =144

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