Sign in
Please select an account to continue using cracku.in
↓ →
The area of a circle is $$616 cm^2$$. Find its radius (in cm).
Let the radius of circle = $$r$$ cm
=> Area = $$\pi r^2=616$$
=> $$\frac{22}{7}\times r^2=616$$
=> $$r^2=616\times\frac{7}{22}$$
=> $$r=\sqrt{28\times7}=2\times7=14$$ cm
=> Ans - (A)
Create a FREE account and get: