SSC CGL 1 Sep 2016 Paper

Question : 61 of 100

Marks: +1, -0

The difference between the largest and the smallest angles of a triangle whose angles are in the ratio of 5 : 3 : 10 is

Solution:

In ΔABC,
A : B : C = 5 : 3 : 10
Sum of the terms of ratio
= 5 + 3 + 10 = 18
∠A + ∠B + ∠C = 180°
∴ Required difference
=

({10-3}/{18})

× 180 = 70°

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