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Celeste International School

Grade 1 · Worksheet

More geometry

Angles & turns

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

    An angle is the space between two...?

    1. Alines that meet
    2. Bcircles
    3. Cnumbers
  2. 2.

    How many quarter turns make a full turn?

  3. 3.

    Two quarter turns in the same direction make a...?

    1. Ahalf turn
    2. Bfull turn
    3. Cright angle
  4. 4.

    A full turn is made of how many right angles?

  5. 5.

    Order these turns from smallest to biggest.

    Write the order (smallest to biggest turn) in the boxes:

    • ?half turn
    • ?full turn
    • ?quarter turn
  6. 6.

    A half turn is bigger than a quarter turn.

    True False
  7. 7.

    The angle at the corner of a book is a...?

    1. Aright angle
    2. Bfull turn
    3. Chalf turn
  8. 8.

    A half turn is the same as how many right angles?

    1. Aone right angle
    2. Btwo right angles
    3. Cfour right angles
  9. 9.

    The tortoise made 2 quarter turns clockwise and 2 quarter turns anticlockwise. How many quarter turns altogether?

  10. 10.

    A quarter turn is a right angle.

    True False
  11. 11.

    Put these in order from fewest quarter turns to most.

    Write the order (fewest quarter turns to most) in the boxes:

    • ?full turn
    • ?quarter turn
    • ?half turn
  12. 12.

    A shape looks the same after a full turn. Why?

    1. Aa full turn brings it back to the start
    2. Bit disappeared
    3. Cit got bigger
  13. 13.

    Which way do the hands of a clock turn?

    1. Aanticlockwise
    2. Bclockwise
    3. Cbackwards
  14. 14.

    How many degrees is a quarter turn?

    °
  15. 15.

    What type of angle is exactly 90°?

    1. AAcute
    2. BRight angle
    3. CObtuse
  16. 16.

    What type of angle is 51°?

    1. AAcute
    2. BRight angle
    3. CObtuse
  17. 17.

    What type of angle is 78°?

    1. AAcute
    2. BRight angle
    3. CObtuse
  18. 18.

    Which angle is bigger, 111° or 65°?

    1. A111°
    2. B65°
  19. 19.

    Which angle is bigger, 69° or 116°?

    1. A69°
    2. B116°
  20. 20.

    Which angle is bigger, 17° or 66°?

    1. A17°
    2. B66°
Celeste International School

Answer key

More geometry — Angles & turns

  1. 1.A. lines that meet
  2. 2.4
  3. 3.A. half turn
  4. 4.4
  5. 5.quarter turn, half turn, full turn
  6. 6.True
  7. 7.A. right angle
  8. 8.B. two right angles
  9. 9.4
  10. 10.True
  11. 11.quarter turn, half turn, full turn
  12. 12.A. a full turn brings it back to the start
  13. 13.B. clockwise
  14. 14.90 °
  15. 15.B. Right angle
  16. 16.A. Acute
  17. 17.A. Acute
  18. 18.A. 111°
  19. 19.B. 116°
  20. 20.B. 66°