12 has 3 factor pairs and the pairs are (1,12), (2,6) and (3,4).
A way to show factor pairs in a list of all the factors of a number. A factor rainbow can be used to check whether a list of factors is correct.
1,24/2,12/3,8/4,6
12, 16, 18
The factor pairs of 28 are :28,114,27,4
All numbers have factors. It is possible to list them as pairs. The factors of 12 are 1, 2, 3, 4, 6 and 12. The factor pairs of 12 are (12,1)(6,2)(4,3)
The factor pairs are the length and width of the rectangles.
12 has 3 factor pairs and the pairs are (1,12), (2,6) and (3,4).
The factor pairs of 12 are (12,1), (6,2), and (4,3) The factor pairs of 18 are (18,1), (9,2), and (6,3)
One to one.
The factor pairs of 36 are:1 × 36 = 362 × 18 = 363 × 12 = 364 × 9 = 366 × 6 = 36
Too many to list.
(21,1)(7,3)
1 and A
Number of factor pairs = number of rectangles
12 and 18 have three factor pairs.
12 and 18 have three factor pairs.