Question

Isosceles triangle is3/2 times its base. Perimeter is 40 cm. Length of equal sides.

Answer 1

Step-by-step explanation:

let a be lengths

x be base of triangle

then given

a=3x/2

perimeter=40

2a+x=40

3x+x=40

4x=40

x=10

then length=3x/2=3(10)/2=15