area of an equilant triangle is numerically equal to its perimeter. find a side of an triangle.
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ANSWER
Area of an equilateral triangle with length of side a=
4
3
a
2
Perimeter of the triangle = sum of all sides =a+a+a=3a
Given, area of the equilateral triangle = Perimeter
4
3
a
2
=3a
=>a=
3
3×4
a=4×
3
units
Perimeter 3a=3×4×
3
=12
3
=12×1.732=20.784 units
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