Area and perimeter of equilateral triangle and isoscles triangle
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Area of equilateral triangle=√3/4.s²
perimeter of equilateral triangle= 3.a (a=sides)
Area of isosceles triangle= b.√4a²-b²/4 (a= equal sides and b= base)
perimeter of isosceles triangle= sum of all sides
perimeter of equilateral triangle= 3.a (a=sides)
Area of isosceles triangle= b.√4a²-b²/4 (a= equal sides and b= base)
perimeter of isosceles triangle= sum of all sides
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