Question

Find the equal sides of a isosceles triangle if the perimeter is 50 cm and 1 side is 20 cm

Answer 1

Step-by-step explanation:

let one of the equal side = x

given that one side = 20cm

perimeter = x + x + 20 = 50

2x +20 = 50

2x = 50-20

2x = 30

x = 15

each side = 15 cm