JEE MATHEMATICS MCQ: PROPERTIES OF TRIANGLES

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Application +4 | -1

In any

\triangle A B C

, the sides are

6 \mathrm{~cm}

10 \mathrm{~cm}

and

14 \mathrm{~cm}

. Then, the triangle is obtuse angled with the obtuse angle equals

View answer and explanation

Correct option: C

120^{\circ}

Option C (

120^{\circ}

) is correct because the largest angle can be found using the cosine rule, which results in an obtuse angle of

120^{\circ}

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