The pink trapezoid is dilated by a factor of 3. The resulting image is shown in blue. What is the ratio of the perimeters of the two trapezoids? (small:large)
1 Answer
Nov 4, 2016
the perimeter is also dilated by a factor of a 3
Explanation:
ratio of blue to pink
which when simplified is
this is the ratio of LENGTHS , so all length measurements are in this ratio
Perimeter is a length measurement too that too is in the ratio
so the perimeter is also dilated by a factor of a 3