Mensuration Practice Test 10

Question : 34 of 40

Marks: +1, -0

Find the area of an equilateral triangle with each of its sides measuring 6 cm. Also find the perimeter of the equilateral triangle.

Solution:

Area of an equilateral triangle
=

√3/4 × (\side)^2

√3/4 × 6 × 6

9√3

sq. m

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