Nagwa uses cookies to ensure you get the best experience on our website. Learn more about our Privacy Policy.
Start Practicing

Worksheet: Finding the Area of a Circle

Q1:

Work out the area of the circle, giving your answer accurate to two decimal places.

Q2:

Work out the area of the circle, giving your answer accurate to two decimal places.

Q3:

Determine, to the nearest tenth, the area of the given circle.

Q4:

Using the area formula and rounding to the nearest hundredth, find the area of the colored circle.

Q5:

Given that the inner radius is 6.5 cm and the outer radius 11.5 cm, use 3.14 in place of to find the area of the colored region.

  • A547.93 cm2
  • B282.6 cm2
  • C415.27 cm2
  • D132.66 cm2

Q6:

Determine, to the nearest square centimeter, the area of the colored region of the given figure.

Q7:

Using 3.14 to approximate , find the area of the shaded region.

Q8:

How can you use the circumference of a circle to work out its area?

  • AYou multiply by its diameter squared.
  • BYou multiply by its radius squared.
  • CYou multiply by its radius and then divide by two.
  • DYou multiply by its radius and then multiply by two.
  • EYou multiply by its diameter and then divide by two.

Q9:

Linda designed a small circular garden with a diameter of 4.7 m. Determine the area of the garden rounded to the nearest tenth.

Q10:

Larry drew a circle of radius 2 centimeters, and then another of radius 7 centimeters. What is the difference in area between the two, to the nearest square centimeter?

Q11:

Victor drew a circle of radius 2 feet and then another circle around it with a radius that is 1.4 times larger. How much greater is the area of the larger circle? Round the answer to the nearest tenth.

Q12:

A sprinkler that sprays water in a circular area can be adjusted to spray up to 19 ft. Determine, to the nearest square foot, the maximum area of lawn that can be watered by the sprinkler.

Q13:

Gloria is baking pizzas for her family. Each pizza has a diameter of 6.3 in. Given that each pizza is divided into 6 equal slices. Determine, to the nearest tenth of a square inch, the area of each slice of pizza.