Math 4 · Unit 8: Angles · Cambridge Primary Maths Stage 4

Questions

1. 1. Which of these angles is smaller?

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2. 2. Which angle is greater?

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3. 3. Which angle is greater?

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4. 4. Which angle is greater?

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5. 5. Which angle is greater?

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6. 6. Which angle is greater?

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7. 7. Which angle is greater?

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8. 8. These angles are in order from smallest to greatest. One angle is in the wrong place. Which one?

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9. 9. These angles are in order from smallest to greatest. One angle is in the wrong place. Which one?

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10. 10. These angles are in order from smallest to greatest. One angle is in the wrong place. Which one?

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11. 11. Angle A was traced and the tracing (orange, dashed) laid on angle B, with the point and the flat arm lined up. Which angle is smaller?

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12. 12. Angle A was traced and the tracing (orange, dashed) laid on angle B, with the point and the flat arm lined up. Which angle is smaller?

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13. 13. Angle A was traced and the tracing (orange, dashed) laid on angle B, with the point and the flat arm lined up. Which angle is smaller?

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14. 14. Angle A was traced and the tracing (orange, dashed) laid on angle B, with the point and the flat arm lined up. Which angle is smaller?

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15. 15. Angle A was traced and the tracing (orange, dashed) laid on angle B, with the point and the flat arm lined up. Which angle is smaller?

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16. 16. Angle A was traced and the tracing (orange, dashed) laid on angle B, with the point and the flat arm lined up. Which angle is smaller?

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17. 17. Which pair of angles was the most difficult to compare in question 3? Here it is. Why is it so hard to compare them?

    • The arms are different lengths.
    • The two angles are very nearly the same size.
    • The angles have no labels.
    • One angle is upside down.
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18. 18. You draw an angle that is greater than the first angle and smaller than the last angle. Which angle could you draw?

    • an angle greater than the last angle
    • an angle smaller than the first angle
    • a straight line
    • a right angle
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19. 19. You draw an angle that is greater than the first angle and smaller than the last angle. Which angle could you draw?

    • an angle greater than the last angle
    • an angle smaller than the first angle
    • a right angle
    • an angle about half of a right angle
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20. 20. You draw an angle that is greater than the first angle and smaller than the last angle. Which angle could you draw?

    • an angle smaller than the first angle
    • a right angle
    • a straight line
    • an angle halfway between a right angle and a straight line
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