Question

size of an equilateral triangle is 50 cm .
find its area using herons formula​

Answer 1

heron is ∆ =√s(s-a)(s-b)(s-c)

here s is equal to a+b+c/2

given that the∆ is equilateral triangle.

therefore a=b=c= 50cm

therefore s= 75

∆= √75*25*25*25

= 1082.5cm square

Hope this helps you.

Thks.