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2 marksNumber Sequences and Rules

CSEC Mathematics · Question 8(b)(ii)

Study the patterns of numbers in each row of the table below. Each row relates to one of the figures in the sequence of figures above. Some rows have not been included in the table.

Complete the row numbered (ii) where the perimeter of the figure is 19 + 20 + 2 = 41.

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Other parts of this question

  1. 8(a)Draw Figure 4 of the sequence.[2 marks]
  2. 8(b)(i)Complete the row numbered (i) for Figure 4.[2 marks]
  3. 8(b)(iii)Complete the row numbered (iii) where the number of toothpicks in the pattern is 127.[2 marks]
  4. 8(b)(iv)Complete the row numbered (iv) for Figure n.[2 marks]

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