Question

Find the area of the circle if (a)radius=2.1 cm​

Answer 1

Answer:

area= 22/7*2.1*2.1=22*0.3*2.1=22*0.36=7.56cm^2

is the area of circle

Answer 2

Answer:

Step-by-step explanation:

Area of circle = πr^2

22/7*2.1*2.1=13.86cm^2