___________
Maths
Angles: compare, name, estimate and measure angles

Starter quiz

  • Complete the sentence. A right angle is ______°.
    • '90' ✓
  • Match the shape to its properties.
    • Rectangle
      ⇔
      A polygon with four sides and four right angles.  ✓
    • Hexagon
      ⇔
      A polygon with six sides and six vertices. ✓
    • Octagon
      ⇔
      A polygon with eight sides and eight vertices. ✓
  • This is a trapezium. Look carefully at the vertices and the angles inside the shape. Complete the sentence. The trapezium has <span class="blank">______</span> acute angle(s).
    This is a trapezium. Look carefully at the vertices and the angles inside the shape. Complete the sentence. The trapezium has ______ acute angle(s).
    • '1' ✓
  • Match the description to the angle type.
    • Acute angle
      ⇔
      An angle smaller than 90° ✓
    • Obtuse angle
      ⇔
      An angle between 90° and 180° ✓
    • Reflex angle
      ⇔
      An angle greater than 180° but smaller than 360° ✓
  • Which of these is the best estimate for the angle shown?
    Which of these is the best estimate for the angle shown?
    • 1°
    • 10°  ✓
    • 25°
    • 40°
  • Sofia faces north. She rotates until she is facing north again. Sofia has rotated ______ degrees.
    • '360' ✓
+