Question

A rectangle has a perimeter of 90cm, if the width is 15cm find the length​

Answer 1

30 cm

Explanation:

We Know

The formula for Perimeter of rectangle = 2 (L + W)

Perimeter = 90 cm

Width = 15 cm

Find the length.

We Take

90 = 2 (L + 15)

45 = L + 15

L = 30 cm

So, the length is 30 cm