Question

What will be the increase in area of a circle,if its radius is increased by 40%??

Answer 1

If diameter increases by 40%, radius will also be increased by the same percentage. If radius is 1 unit and increased by 40%, it will become 1.4 units and on squaring it becomes 1.96 (Area of a circle = pi*r*r). Thus, the area increases by 96%.

Answer 2

Answer:

here is your answer 96%