Question

The height of the equilateral triangle is 20 root over 3. Find the area

Answer 1

Ans:- Given:-

Height of equilateral triangle = 20√3

To find, Area of equilateral triangle

Solution:-

=> Height of equilateral triangle = √3/2a

=> 20√3 = √3/2a

=> 20×2 = a

=> a = 40 cm

Now,

=> Area of equilateral triangle = √3/4×(side)(side)

=> Area = √3/4×40×40

=> Area = 400√3 sq. cm.

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