Question

Surface area of a circle is .

• A. ${\mathrm{\pi r}}^2$
• B. ${\mathrm{\pi r}}^3$
• C. $2{\mathrm{\pi r}}^2$

Answer 1

The correct option is A ${\mathrm{\pi r}}^2$

Area of circle is given by ${\mathrm{\pi r}}^2$, where 'r' is the radius of the circle.