The length and the breadth of a rectangle are 12 cm and 8 cm respectively. Find its pe

The perimeter of a rectangle is 30 cm and its length 8 cm. Find its breadth.

The length and the breadth of a rectangle are 12 cm and 8 cm respectively. Find its pe

The perimeter of a rectang

By Valentina

Answer:Question 1.

Perimeter of rectangle= 2( l+ b)

= 2(12+8)

=2×20

= 40 cm

Question 2.

Perimeter of rectangle=2(l+b)

30= 2(8+ b)

b= 30÷2-8

b= 15-8

b= 7cm

Answer:12+8×2

=40pe.

30÷2

=15-8

=L=8

=B=7