Interactive practice questions
Matches were used to make the pattern attached:
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a
Complete the table:
| Number of triangles ($t$t) | $1$1 | $2$2 | $3$3 | $5$5 | $10$10 | $20$20 |
|---|---|---|---|---|---|---|
| Number of matches ($m$m) | $\editable{}$ | $\editable{}$ | $\editable{}$ | $\editable{}$ | $\editable{}$ | $\editable{}$ |
b
Write a formula that describes the relationship between the number of matches ($m$m) and the number of triangles ($t$t).
$m$m = $\editable{}$ $t$t
c
How many matches are required to make $25$25 triangles using this pattern?
Easy
1min
Matches were used to make the pattern attached:
Easy
2min
Consider the pattern for blue boxes attached:
Easy
3min
Consider the pattern of images below:
Easy
3min
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