JEE MATHEMATICS MCQ: PROPERTIES OF TRIANGLES

1 Easy

1 of 1

Application +4 | -1

In a

\triangle A B C, a=8 \mathrm{~cm}, b=10 \mathrm{~cm}, c=12 \mathrm{~cm}

. Then, relation between angles of the triangle is

View answer and explanation

Correct option: C

C=2 A

Option C (

C=2A

) is correct because by using the cosine rule, we find that cos(C) = cos(2A), which implies C = 2A.

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