Measuring circles

Practice sheet

Fresh questions from the whole chapter, to do on paper.

To save a PDF, choose “Save as PDF” in the print dialog.

  1. A circle has a diameter of 26 cm. Find its circumference (exact, in terms of π).Not to scale
  2. A wheel has a radius of 16 in. How far does it roll in one full turn (exact, in terms of π)?Not to scale
  3. A circle has a circumference of 26π26\pi cm. Find its radius (cm).
  4. Find the area of a circle with radius 3 cm (exact, in terms of π).Not to scale
  5. A round table has a diameter of 6 ft. Find its area (exact, in terms of π).Not to scale
  6. Find the area of a half-circle with radius 14 m (exact, in terms of π).Not to scale