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Maths
Angles: compare, name, estimate and measure angles

Starter quiz

  • Which of the angles shown is the smallest?
    • A
      A
    • B
      B  ✓
    • C
      C
  • Look at the hands on this clock face and the arrow. How does the angle created by the hands compare to a right angle?
    Look at the hands on this clock face and the arrow. How does the angle created by the hands compare to a right angle?
    • Smaller than a right angle.
    • Equal to a right angle.
    • Greater than a right angle.  ✓
  • Look at the hands on this clock face. The hour hand began pointing at 12 and then rotated to point at 9 How can you describe the turn?
    Look at the hands on this clock face. The hour hand began pointing at 12 and then rotated to point at 9 How can you describe the turn?
    • A quarter turn
    • A half turn
    • A three-quarter turn  ✓
    • A full turn
  • Look at the hands on this clock face and the arrow. The angle formed is __________.
    Look at the hands on this clock face and the arrow. The angle formed is __________.
    • acute
    • a right angle
    • obtuse
    • reflex  ✓
  • This is a trapezium. Look carefully at the vertices and the angles inside the shape. Which statement is correct?
    This is a trapezium. Look carefully at the vertices and the angles inside the shape. Which statement is correct?
    • The trapezium has four acute angles.
    • The trapezium has four obtuse angles.
    • The trapezium has two right angles and two acute angles.
    • The trapezium has two acute angles and two obtuse angles.  ✓
  • Which of these is the best estimate for the angle shown?
    Which of these is the best estimate for the angle shown?
    • 20°
    • 50°  ✓
    • 70°
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