Question

The base of an isosceles triangle is 12 m and it's perimeter is 32m. Find its area?

Answer 1

let the other sides be x
x1=x2
perimeter=x + x + 12 cm
=>32 cm = 2x + 12cm
=>(32-12)cm=2x
=>20cm = 2x
=>x = 20/2
=>x= 10cm ana