Question

7. A painting 40 cm long and 28 cm wide is painted on a cardboard such that there is a
margin of 2 cm along each of its sides. Find the total area of the margin.​

Answer 1

Answer:

Since length of efgh= Length of abcd- margins from both the sides

breadth of efgh= breadth of abcd- margins from both the sides

Area of margin= Area of painting-Area of efgh

Hope it's clear