Q113 of 142 Page 88

A farmer wants to plough his square field of side 150m. How much area will he have to plough?

Given: square field of side = 150m

Area of square = side × side

= 150 × 150

= 22500m²

The area farmer have to plough = 22500m²

111

A decimal number is multiplied by itself. If the product is 51.84. find the number.

112

Find the decimal fraction which when multiplied by itself gives 84.64.

114

What will be the number of unit squares on each side of a square graph paper if the total number of unit squares is 256?

115

If one side of a cube is 15 m in length, find its volume.