Q. 11

The area of an eq A. 9 cm

B. 12 cm

C. 12√3 cm

D. 6√3 cm

Answer :

Given:

Area of equilateral triangle = 4√3 cm2

We know that,

Area of equilateral triangle =

side2 = 4 × 4

side2 = 16

side = 4 cm

Now,

Perimeter of triangle = 3 × side

= 3 × 4 cm

= 12 cm

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