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In DeltaABC, centroid = (2, 0). If (1, 3...

In `DeltaABC`, centroid = (2, 0). If (1, 3) is the midpoint of BC, then A =

A

(7, 4)

B

(-5, 2)

C

(4, -6)

D

(-3, -2)

Text Solution

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The correct Answer is:
C
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  • In DeltaABC if r_(1)=2r_(1)=3r_(3) and D is the mid point of BC then cos angle ADC=

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