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Home > AC > Chapter 4 > Lesson 4.1.7 > Problem 4-65

4-65.

For a tile pattern with the rule (where represents the figure number and represents the number of tiles), which figure number has tiles in it? How do you know?

Given information:
= number of tiles
= figure number
tiles

Substitute in the given information.

number of tiles =  (figure number)

= Figure 6

Check your answer.