Identifying Similar Polygons and Scale Factors

What is true about the angles in similar polygons?

• None of the angles are congruent.

• All pairs of corresponding angles are congruent.

• All angles are different.

• Only one pair of angles is congruent.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

What does it mean when two polygons are similar?

• They have the same size but different shapes.

• They have the same shape but different sizes.

• They have different shapes and sizes.

• They have the same size and shape.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

How do you determine the scale factor between two similar polygons?

• By comparing the angles of the polygons.

• By comparing the areas of the polygons.

• By comparing the perimeters of the polygons.

• By comparing the lengths of corresponding sides.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

If the scale factor between two similar polygons is 2:3, what does it mean?

• Each side of the first polygon is 2/3 the length of the corresponding side of the second polygon.

• Each side of the first polygon is 3/2 the length of the corresponding side of the second polygon.

• Each side of the first polygon is twice the length of the corresponding side of the second polygon.

• Each side of the first polygon is three times the length of the corresponding side of the second polygon.

Tags

CCSS.7.G.A.1

What is the ratio of the perimeters of two similar polygons if the ratio of their corresponding sides is 2:3?

• 1:1

• 2:3

• 4:9

• 3:2

Which of the following proportions is incorrect for similar triangles ABC and LMN?

• AB/LM = CA/NL

• AB/LM = BC/MN

• BC/MN = CA/NL

• AB/LM = BC/CA

Tags

CCSS.HSG.SRT.A.2

What is the correct similarity statement for two similar triangles ABC and LMN?

• Angle C is congruent to angle N.

• Angle B is congruent to angle L.

• Angle A is congruent to angle L.

• Angle A is congruent to angle M.

Tags

CCSS.HSG.SRT.A.2

How can you verify if two rectangles are similar?

• By checking if their areas are equal.

• By checking if their perimeters are equal.

• By comparing the lengths of their diagonals.

• By comparing the ratios of their corresponding sides.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

What is the scale factor if the sides of one rectangle are 48 and 64, and the sides of a similar rectangle are 24 and 32?

• 1:2

• 3:2

• 2:1

• 2:3

Tags

CCSS.7.G.A.1

If the ratio of the sides of two similar triangles is 5:4, what is the ratio of their corresponding angles?

• 1:1

• 5:4

• 4:5

• 2:1

Tags

CCSS.HSG.SRT.A.2