Level 3
Alicia uses sticks to form figures that follow a pattern. The first five figures are shown.
  1. The table shows the number of sticks used for each figure. What is the number of sticks used for Figure 6?
  2. What is the difference in the number of sticks Alicia would use for Figure 9 and Figure 11?
  3. In which figure number would Alicia use 40 sticks?
4 m