Question

If the side of a square is increased by 25 % then how much per cent does its area get increased ​

Answer 1

Answer:56.25%

Step-by-step explanation:Let original side of square be 1 then area=1×1=1

Now 25% is 1/4 ,after increase new side=1+1/4=5/4,So.....new area=5/4×5/4=25/16.

Increase in area= 25/16 - 1=9/16

So,% increase=

9/16 ÷ 1 × 100 = 900/16%

= 56.25%