Question

area of equilateral triangle is 36√3 find the perimeter​

Answer 1

Pls refer to the picture

Answer 2

Answer:

Area of a triangle = 1/2(base × altitude)

when altitude is drawn, the equilateral triangle get divided into two 30°-60°-90° special triangle

the ratio of sides of this special triangle are a:a√3:2a

so, 1/2× 2(2a×a√3) = 36√3

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