Question

The length and breadth of a rectangle are 12cm and 9cm.find it's perimeter

Answer 1

length - 12 cm

breadth - 9 cm

perimeter of a rectangle - 2 ( l+b)

                                      - 2 ( 12+ 9)

                                    - 42 cm

Answer 2

Answer:42 cm

Step-by-step explanation:

Length=12 cm

Breadth=9 cm

Perimeter of rectangle=2(l+b)

=2(12+9)

=2(21)

=42 cm