Question

A rectangle has a length of 9 millimeters and an

area of 270 square millimeters. What is the width?
What is the perimeter?

Answer 1

p=78mm

Explanation:

A=l×w

270=9 ×w

270/9=w

w=30mm

P=2(l+w)

p= 2(9+30)

p=78mm

Answer 2

Explanation:

Required width is 30 millimeters & perimeter is 78 millimeters.