The area of an equilateral triangle is 36√3 sq. cm. Find its perimeter.
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Area of equilateral triangle of side a = a²√3/4
a²√3/4 = 36√3
a² = 36*4
a = 12
perimeter of equilateral triangle = 3a = 3*12 = 36 cm.
hope u can understand...
a²√3/4 = 36√3
a² = 36*4
a = 12
perimeter of equilateral triangle = 3a = 3*12 = 36 cm.
hope u can understand...
winterunderthewillow:
Thank you so much, once again!
Answered by
36
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