Matchstick patterns II
This task is about completing and describing rules for growing patterns.
1 | 2 | 3 |
a) | i) |
Here are the first three shapes in a pattern. Finish the table to show the number of matches you would need to make the next four shapes in the pattern. |
Shape number |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
Number of matches |
5 |
9 |
13 |
ii) |
Use words or an equation to explain how you worked the pattern out.
|
1 | 2 | 3 |
b) | i) |
Finish the table to show the number of matches you would need to make the next four shapes in this pattern. |
Shape number |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
Number of matches |
3 |
6 |
8 |
ii) |
Use words or an equation to explain how you worked the pattern out.
|