Mark the Correct alternative in the following: In the sides of triangle are in the ratio then the measure of its greatest angle is

Question

Philoid · Accepted Answer

By Cosine law,

A=30°

Putting Cosine law for B,

B=60°

Putting Cosine law for C,

C=90°

So, The largest Angle is ∠C i.e. 90° or .

Option C