___________
Maths
Geometrical properties: similarity and Pythagoras' theorem

Starter quiz

  • Which of these are square numbers?
    • 0  ✓
    • 1  ✓
    • 2
    • 4  ✓
    • 8
  • Match each statement to its value.
    • 5 squared
      ⇔
      25 ✓
    • the square of 4
      ⇔
      16 ✓
    • 12²
      ⇔
      144 ✓
    • 20 × 20
      ⇔
      400 ✓
    • \sqrt{4}
      ⇔
      2 ✓
    • \sqrt{25}
      ⇔
      5 ✓
  • The difference between 11² and 7² is ______.
    • '72' ✓
  • 8² + 6² – 10² = ______.
    • '0' ✓
  • Which of these show a fully and correctly correctly marked square?
    Which of these show a fully and correctly correctly marked square?
    • shape A
    • shape B
    • shape C
    • shape D  ✓
    • shape E
  • Starting with the smallest, place these angles in order of size.
    • 1
      ⇔
      0°
    • 2
      ⇔
      acute angle
    • 3
      ⇔
      right angle
    • 4
      ⇔
      obtuse angle
    • 5
      ⇔
      reflex angle
    • 6
      ⇔
      angle around a point that makes one full turn
+