if it's perimeter of an equilateral triangle is 180°.what will be it's area
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If perimeter is 180
Let side be "a"
ATQ , a+ a+a = 180
3a = 180
a= 60 cm
Area = √3 / 4 × a square
= √ 3 / 4 × 3600
= 900√3 cm square ...
Hope it helps...
Let side be "a"
ATQ , a+ a+a = 180
3a = 180
a= 60 cm
Area = √3 / 4 × a square
= √ 3 / 4 × 3600
= 900√3 cm square ...
Hope it helps...
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