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Question

In ABC, the medians BE and CF intersect at G. AGD is a line meeting BC at D. If GD is 1.5 cm, then AD is equal to -


A

2.5 cm

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B

3 cm

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C

4 cm

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D

4.5 cm

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Solution

The correct option is D

4.5 cm


SInce, AD is the median and G is centroid, (AG : GD = 2 : 1\)

GD:AD=1:3

AD:GD=3:1

ADGD=31

AD1.5=3

AD=4.5 cm


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