JEE MATHEMATICS MCQ: PROPERTIES OF TRIANGLES

1 Easy

1 of 1

Application +4 | -1

Two sides of a triangle are given by the roots of the equation

{x^2} - 5x + 6 = 0

and the angle between the sides is

\frac{\pi }{3}

. Then, the perimeter of the triangle is

View answer and explanation

Correct option: D

5 + \sqrt 7

Option D (

5 + \sqrt{7}

) is correct because it is the perimeter calculated using the cosine rule to find the third side of the triangle.

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{p_1},{p_2},{p_3}

\Delta \;ABC

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k

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a = \left( {b - c} \right)\sec \theta

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\tan A

A

2 s