180 and Level 1

180 is a composite number.
Factor pairs: 180 = 1 x 180, 2 x 90, 3 x 60, 4 x 45, 5 x 36, 6 x 30, 9 x 20, 10 x 18, or 12 x 15
Factors of 180: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180
Prime factorization: 180 = 2 x 2 x 3 x 3 x 5 which can be written 180 = (2^2) x (3^2) x 5

There are 180 degrees in a triangle.

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2014-29 Level 1
Excel file of puzzles and previous week’s factor solutions: 10 Factors 2014-07-21

2014-29 Level 1 Factors

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