Mensuration Practice Test 8

Question : 33 of 40

Marks: +1, -0

The medians of a ΔABC meet at G. If the area of the triangle is 120 sq. cm, then the area of the ΔGBC is:

Solution:

Area of triangle =

1/2 × b × h

1/2

× BC × AD = 120
Area of triangle ΔGBC
=

1/2 × BC × {AD}/3

{120}/3

1/2 × BC × {AD}/3

= 40 sq. cm.

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