# IB Prep Geometry by n09C7b

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```									Honors Geometry                                                                        DO NOT WRITE ON WORKSHEET
Quadratic Sequences Worksheet

Find the rule for each of the following sequences, then find the 20th term of each.
1.
n     1      2     3     4     5    6     …        n        …      20

4     8     12    16    20    24     …                 …

2.
n      1     2     3     4     5     6     …        n        …      20

5     7     9     11    13    15    …                 …

3. If the pattern of rectangles continues, what is the rule for the number of squares in the nth rectangle? How
many squares are in the 200th rectangle?

4. If the pattern of shaded and unshaded squares continues, what is the rule for the number of shaded squares
in the nth figure? How many shaded and unshaded squares are in the 200th figure?
Find the nth term and the 20th term in each of the following sequences.
5.

n     1     2     3     4     5     6     …       n           …   20

4     8    12    16    20    24     …                   …

```
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