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Primary Checkpoint. 2026. Mathematics (0096). May - Paper 2 · Calculator - Question 8

Primary Checkpoint · Paper 2 · Calculator

Question 8

Here is the drawing of the spatial pattern of the 2nd triangular number.

Question illustration

Draw a ring around the expression that gives the number of dots in the spatial pattern of the 4th triangular number.
  1. 3 + 3 + 3
  2. 1 + 2 + 3 + 4
  3. 1 + 2 + 4 + 8
  4. 4 + 4 + 4 + 4
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