Question

The perimeter of a triangle with two sides of length 15 cm and 12.5 cm is 40 cm. The third side is ____________.

Answer 1

Answer:

12.5 cm

Step-by-step explanation:

Let the third side be x,

Perimeter=40 cm

15+12.5+x=40

27.5+x=40

x=40-27.5

x=12.5

∴The third side is 12.5 cm