find the area of an equilateral triangle if it's perimeter is 60m
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∆nswer
3 times the side is perimeter , as all sides are equal , So :
3 × a = Perimeter = 60m
a = 20m
Area = √3 a²/4
√3 (20)² /4
100 × √3
≈ 100 × 1.73 ≈ 173 .
Hope It Helps !!
xD
3 times the side is perimeter , as all sides are equal , So :
3 × a = Perimeter = 60m
a = 20m
Area = √3 a²/4
√3 (20)² /4
100 × √3
≈ 100 × 1.73 ≈ 173 .
Hope It Helps !!
xD
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Perimeter of equilateral triangle is 3a
3a=60
a=20
Area=root3/4side^2
=173
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