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2 marksNumber Sequences and Rules

CSEC Mathematics · Question 7(a)(iii)

A sequence of figures is made up of stars, using dots and sticks. The first three figures are shown. A table shows the pattern of numbers for sticks (S) and dots (D).

Complete Row (iii) for Figure n.

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Other parts of this question

  1. 7(a)(i)Complete Row (i) for Figure 5.[2 marks]
  2. 7(a)(ii)Complete Row (ii) where Number of Sticks (S) is 156.[2 marks]
  3. 7(b)(i)Determine the TOTAL number of dots in Figure 7 and Figure 8.[2 marks]
  4. 7(b)(ii)Determine the TOTAL number of dots in Figure n and Figure (n + 1).[2 marks]

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