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Home > AC > Chapter 10 > Lesson 10.4.1 > Problem 10-126

10-126.

Figure 0 is (2)(3) + 1 tiles
Figure 1 is (3)(4) + 1 tiles
Figure 2 is (4)(5) + 1 tiles

Figure n = (n +2)(n + 3) + 1 = n2 + 5n + 7