Similar Triangles Quiz

Which of the following statements is true about similar triangles?

• Similar triangles have congruent corresponding angles.

• Similar triangles have congruent corresponding sides.

• Similar triangles have equal perimeters.

• The corresponding angles of similar triangles are equal, and the corresponding sides are proportional.

If two triangles are similar, what can you say about their corresponding angles?

• Corresponding angles of similar triangles are parallel.

• Corresponding angles of similar triangles are supplementary.

• Corresponding angles of similar triangles are congruent.

• Corresponding angles of similar triangles are equal.

If two triangles are similar, what can you say about their corresponding sides?

• The corresponding sides of similar triangles have the same length.

• The corresponding sides of similar triangles are perpendicular.

• The corresponding sides of similar triangles are proportional.

• The corresponding sides of similar triangles are congruent.

Which of the following is a similarity criterion for triangles?

• Perpendicular sides

• Parallel sides

• Congruent sides

• Corresponding angles

If two triangles are similar, what can you say about the ratio of their corresponding sides?

• The ratio of their corresponding sides will be equal.

• The ratio of their corresponding sides will be smaller.

• The ratio of their corresponding sides will be greater.

• The ratio of their corresponding sides will be different.

In similar triangles, if the ratio of corresponding sides is 3:5, what is the ratio of their perimeters?

• 2:3

• 3:5

• 1:2

• 4:7

In similar triangles, if the ratio of corresponding sides is 3:5, what is the ratio of their areas?

• 1:2

• 4:7

• 6:10

• 9:25

In similar triangles, if the length of one side of the first triangle is 4 cm and the corresponding side of the second triangle is 8 cm, what is the ratio of their lengths?

• 3:1

• 4:1

• 2:1

• 1:2

In similar triangles, if the length of one side of the first triangle is 6 cm and the corresponding side of the second triangle is 9 cm, what is the ratio of their areas?

• 2/3

• 1/2

• 3/2

• 4/3

In similar triangles, if the length of one side of the first triangle is 5 cm and the length of the corresponding side of the second triangle is 10 cm, what is the length of the missing side in the second triangle?

• 25 cm

• 15 cm

• 20 cm

• 30 cm