Similarity

The two right triangles below are similar. What is x, the missing side length in triangle DEF? 

• 3.75

• 9.75

• 10

• 12

Tags

CCSS.HSG.SRT.A.2

The triangles are similar, solve for the question mark.

• 8

• 12.5

• 18

• 24

Tags

CCSS.HSG.SRT.A.2

The two parallelograms above are similar.
What is the length in inches of line segment PQ?

• 40 in.

• 34 in.

• 38 in.

• 14 in.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Find the height of the person using what you know about similar triangles.

• 4 ft

• 6.25 ft

• 1.25 ft

• 5.75 ft

Tags

CCSS.HSG.SRT.B.5

Which relationships could be the two missing statements? Select the two that apply.

• ∠2≅∠3

• ∠𝐴≅∠𝐴

• Δ𝐴𝐵𝐸~Δ𝐴𝐶𝐷

• Δ𝐸𝐴𝐵~Δ𝐶𝐴𝐷

Tags

CCSS.HSG.SRT.A.2

The pair of figures is similar. Find the missing side.

• x = 9

• x = 28

• x = 7

• x = 63

Tags

CCSS.HSG.SRT.A.2

The pair of figures is similar. Find the missing side.

• x = 20

• x = 12

• x = 5

• x = 4

Tags

CCSS.HSG.SRT.A.2

Find the missing area. 

• 0

• 12

• 24

• 30

Find the missing side length.

• 32

• 35

• 20

• 16

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

What is the scale factor from MNOP to ABCD?

• 2/3

• 3/2

• 2

• 3

Tags

CCSS.7.G.A.1