Question

the area of an equilateral triangle is equal to its perimeter. find its perimeter upto 2 decimals​

Answer 1

Answer:

area=1/2×l×l ( since it is equilateral)

perimeter=3l

1/2×l×l=3l

1/2l=3

l=3÷1/2

l=3×2

=6

hence perimeter= 3×6

=18 units

hope it helps.

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