Similarity Review

What is the ratio of pine trees to all trees if there are 16 Christmas trees and 24 pine trees?

What is the scale factor from shape ABCD to shape MNOP if the dimensions of MNOP are 1.5 times larger?

If the length of side AB is 30 cm and the scale factor to triangle DEF is $$\frac{1}{2}$$ , what is the length of side DE?

Are two triangles similar if one has angles 30°, 60°, and 90° and the other has angles 30°, 60°, and 90°?

What is the scale factor from triangle ABC to triangle DEF if the sides of DEF are twice as long as those of ABC?

If triangle ABC has sides of lengths 6, 8, and 10, and triangle DEF has sides of lengths 3, 4, and 5, are the triangles similar?

What is the ratio of the areas of two similar triangles if their corresponding sides are in the ratio 2:3?

If the length of side CE is 63 cm in triangle ABC, what is the length of side CE in triangle DEF if the scale factor is $$\frac{1}{2}$$ ?

What is the definition of similar figures?

If triangle ABC is similar to triangle DEF with a scale factor of $$\frac{1}{2}$$ , what is the length of a side in DEF if the corresponding side in ABC is 20 cm?