Question

Find the perimeter of a rectangle whose length is 4cm and width is 5 cm

Answer 1

Answer:

Step-by-step explanation:

Perimeter of rectangle  = 2 ( l + b )

Given, length (l) = 4 cm

       breadth (b) = 5 cm

Perimeter = 2 ( 4 + 5 )

                = 2 × 9

                = 18cm

Answer 2

Answer:

P=2(l+w)=2·(4+5)=18cm