Find the area of a circle with radius 20 cm

- Find the area of a circle whose radius is 20 cm
- Find the circumference and area of a circle of radius 20 cm
- Find the circumference and area of a circle of radius 20 cm use π 3.14
- Find the area of sector of a circle of radius 20 cm and the central angle 45°
- Find the area of the circle given that radius 20 cm
- Find the radius of a circle with diameter 20 cm
- Find the area of an equilateral triangle inscribed in a circle of radius 20 cm
- Find area of the circle