SSC CGL 4 Sep 2016 Paper

Question : 68 of 100

Marks: +1, -0

In ΔABC if the median

1/2

AD = BC, then ∠BAC is equal to

Solution:

Point ‘D’ is the mid-point of side BC.
AD =

1/2

BC
⇒ 2AD = BC
∴ AD = BD = DC
∴ AB = AC
∴ AD ⊥ BC
∴ ∠ABD = ∠DAB = 45°
∴ ∠BAC = 90°

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