Question

15. Find the length of each side of an equilateral triangle having an
area of 9√3 cm²?
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Answer 1

Answer:

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Answer 2

Answer:

Area of equilateral triangle=9√3cm²

√3/4a²=9√3

√3a²=4×9√3

√3a²=36√3

a²=36

a=√36

a=6cm

Therefore, the length of each side of an equilateral triangle is 6cm