The sides of a rectangle are 4 cm and 3 cm respectively. If the length is increased by 1 cm, then the increase in area will be equal to
3 cm
4 cm
5 cm
2 cm
There is a rectangle having sides as 20cm and 14 cm respectively. If the length is increased by 2cm and breadth by 3 cm. The increase in area is equal to
If each side of an equilateral triangle is increased by 2 cm, then its area increases by 3√3 cm2. The length of its each side and its area are respectively equal to
The length of a rectangle is 12cm and its breadth is 8 cm. If the length is increased by 3 cm, then the increase in area is equal to
The length of a rectangle is 15 cm and breadth is 8 cm. If the length is increased by 5 cm and breadth is increased by 2 cm, then the increase in area is equal to