A scale factor of 3 means that the new shape is three times the size of the original. To calculate the Scale Factor, we use the following: You can get the 'big' and 'small' from the corresponding sides on the figures. So just get your # and multiply it by 3
One “x” tile and five “1” cubes
#3
6 x 4 - 4
First multiply 6 x 4
24 - 4
———
5
Subtract the top
20
—
5
Then divide it
