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c. The number of tiles doubles figure to figure. If you thought of the figure as a kite or a box with a tail, the tail of the figure doubles and the height of the box remains the same while the width of the box doubles.
5
d. The graph is an increasing curve starting at (0, 4). The graph has only positive values since the figures cannot be negative. It is also discrete since you can't have non integer figure numbers. It has a y-intercept at (0, 4). There is no x-intercept.
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r1c3:
r2c3:
r3c3:
r4c3:
r5c3:
r6c3:
r7c3:
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