Respuesta :
2 x 9 = 18 and 5 x 9 = 45
with 2 x 9, you can make 2 rows of 9 dots for an array.
with 5 x 9, you can make 5 rows with 9 dots for an array.
with 2 x 9, you can make 2 rows of 9 dots for an array.
with 5 x 9, you can make 5 rows with 9 dots for an array.
well 2x9=18 and 5x9=45
2 rows of 9 dots and that will give 18 and 9 rows of 2 dots that will give you 18
5 rows of 9 dots and that will give 45 and 9 rows of 5 dots that will give you 45
2 rows of 9 dots and that will give 18 and 9 rows of 2 dots that will give you 18
5 rows of 9 dots and that will give 45 and 9 rows of 5 dots that will give you 45