Question

if the radius of circle is increased by 10% then find how much% percent its area will increase​

Answer 1

Answer:

1%

Step-by-step explanation:

as,

area=pi*r*r

r'=(10/100)r

r'=0.1r

area'=pi*0.1*r*0.1*r

area'=area*0.01

area'=(1/100)*area

so 1%

hope it helps

plz mark as breliantest