Word Problems That Involve Circles, Part 2 (Worksheet and Solution)

Evaluate the following word problems. (Take π = 3.14 and round to the nearest hundredths)

1) Two circular discs of radii 5 cm and 4 cm are cut from a rectangular piece of card measuring 20 cm by 11 cm. Calculate the area of the remaining card.
Area of remaining card = cm2

2) A circular floor has a radius of 9 m. The floor is to be waxed. A can of wax will cover 10 m2. How many cans of wax would be needed?
Need to buy cans

3) A circular pie was cut into 5 equal pieces. Each piece of pie has an area of 65 cm2. What is the perimeter of each piece of pie?
Perimeter = cm

4) The diameter of a circle is 26 cm. If the angle of a sector is 55˚, what is the area of the sector?
Area = cm2