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Celeste International School

Grade 1 · Worksheet

More geometry

Circles

Name: ______________________________Date: ______________Score: ______ / 20
  1. 1.

    A circle is a...?

    1. Asquare shape
    2. Bround 2D shape
    3. Cstraight line
  2. 2.

    How many straight sides does a circle have?

  3. 3.

    Every point on the edge of a circle is the same distance from the centre.

    True False
  4. 4.

    A line drawn from one edge to the other through the centre is a...?

    1. Acorner
    2. Bline of symmetry
    3. Ccurve only
  5. 5.

    Which of these is round like a circle?

    1. Aa wheel
    2. Ba book
    3. Ca door
  6. 6.

    How many centres does a circle have?

  7. 7.

    A circle has straight sides.

    True False
  8. 8.

    Which shape is a circle?

    1. Aa square window
    2. Ba round plate
    3. Ca straight ruler
  9. 9.

    The distance from the centre to the edge of a circle is...?

    1. Alonger at the top
    2. Bshortest on the left
    3. Cthe same all the way round
  10. 10.

    A clock face is shaped like a...?

    1. Acircle
    2. Btriangle
    3. Csquare
  11. 11.

    How many lines of symmetry can you draw through the centre of a circle?

    1. Aonly one
    2. Bmany
    3. Cnone
  12. 12.

    Which of these is NOT true about a circle?

    1. Ait is round
    2. Bit has a centre
    3. Cit has corners
  13. 13.

    Half of a full turn on a folded circle is how many quarter turns?

  14. 14.

    A circle has a radius of 16 cm. What is its diameter?

    cm
  15. 15.

    A circle has a diameter of 30 cm. What is its radius?

    cm
  16. 16.

    A circle has a radius of 9 cm. What is its diameter?

    cm
  17. 17.

    What is the middle point of a circle?

    1. ACircumference
    2. BCentre
    3. CDiameter
  18. 18.

    A circle has a diameter of 20 cm. What is its radius?

    cm
  19. 19.

    A circle has a diameter of 40 cm. What is its radius?

    cm
  20. 20.

    A circle has a diameter of 12 cm. What is its radius?

    cm
Celeste International School

Answer key

More geometry — Circles

  1. 1.B. round 2D shape
  2. 2.0
  3. 3.True
  4. 4.B. line of symmetry
  5. 5.A. a wheel
  6. 6.1
  7. 7.False
  8. 8.B. a round plate
  9. 9.C. the same all the way round
  10. 10.A. circle
  11. 11.B. many
  12. 12.C. it has corners
  13. 13.2
  14. 14.32 cm
  15. 15.15 cm
  16. 16.18 cm
  17. 17.B. Centre
  18. 18.10 cm
  19. 19.20 cm
  20. 20.6 cm