Similar Polygons

A proportion is two ratios that are __________.

The pair of figures is similar. Find the missing side: If one side is 10 and the corresponding side is x, and the ratio is 2:5, what is x?

The pair of figures is similar. Find the missing side: If one side is 20 and the corresponding side is x, and the ratio is 1:2, what is x?

Two objects that are the same shape but not the same size are _______.

Sides in similar figures must be proportional. True or False?

If triangle ABC is similar to triangle DEF, and the sides of triangle ABC are 3, 6, and 9, what are the corresponding sides of triangle DEF if the ratio is 1:3?

What is the scale factor if two similar polygons have corresponding sides of lengths 4 and 8?

If two triangles are similar and the length of one side of the first triangle is 5 and the corresponding side of the second triangle is 15, what is the ratio of their areas?

If the lengths of the sides of two similar rectangles are in the ratio 3:4, what is the ratio of their perimeters?

If two similar figures have a scale factor of 1:5, what is the ratio of their volumes?