Question

The base of an isosceles triangle measures 80 cm and its area is 360 cm2. Find the perimeter o the triangle.

Answer 1

Answer:

Perimeter P=162cm

=> Height of the isosceles triangle= (using pythagoras theorem)

So, area=

360=  

9=

81=

x^{2}=1681

x=41cm

=> Perimeter=41+41+80=162cm.