Fill in the blank: the ratio of the lengths of corresponding sides is called the (a. k.a. scale factor).

Polygons efgh and e′f′g′h′ are shown on the coordinate grid: what set of transformations is performed on efgh to form e′f′g′h′? a. a translation 1 unit to the left followed by a 90-degree counterclockwise rotation about the origin b. a translation 1 unit to the right followed by a 90-degree counterclockwise rotation about the origin c. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the right d. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the left

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c