Question

01. An isosceles triangle
has perimeter 40 cm and each of the equal sides
Find the area of the triangle.​

Answer 1

Answer:

Finding the area using heron's formula:

Area = √s(s-a)(s-b)(s-c) where s is the semi-perimeter of the triangle and a,b and c are the sides of the triangle. S = perimeter/2 = 40/2 = 20 cm

Answer 2

Answer:

Sorry But the all sides of isosceles is never equal each other.