1 Herons formula The perimeter of an equilateral triangle is 60 m find it's area - Maths - Heron\s Formula

Question

1 Herons formula
The perimeter of an equilateral triangle is 60 m find it's area

Neha Sethi · Accepted Answer

Given: Perimeter of an equilateral triangle P=60mWe know that ,Perimeter of equilateral triangle = 3 × side of the equilateral triangle60 = 3 × side of the equilateral trianglea⇒a=603=20 mSo, its semiperimeter s=P2=602=30 mArea=ss-as-as-a  =30×30-20×30-20×30-20=30×10×10×10=1003 m2Note:All sides of an equilateral triangle are equal

1.Herons formula The perimeter of an equilateral triangle is 60 m.find it's area

1.Herons formula
The perimeter of an equilateral triangle is 60 m.find it's area