Question

15. If the area of an equilateral triangle is 36y3 cm, find its perimter
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Answer 1

area of equilateral triangle = 3/4 side 2

3/4 side 2=36 / 3 side 2 = 36 4 =9 multiply 4 multiply 4 =(4 multiply 3 square side = 12cm perimeter =3 multiply side 3 multiply 12 =36