Scale Factor and Similarity Practice

Given the start of the proportion, which side would go in the blank?

PO/QR = OM/____

(Type the letters only. No spaces or punctuation. Make sure to type two letters.)

Are these figures similar? If so, what is the similarity statement?

• Yes. CDEF ~ STRQ

• Yes. CDEF ~ QRTS

• Yes. CDEF ~ QRST

• No. The figures are not similar.

Are these figures similar? If so, what is the similarity statement?

• Yes. QSR ~ VTU

• Yes. QSR ~ UTV

• Yes. QSR ~ TUV

• No. The figures are not similar.

The two figures are similar. Solve for y.

Type your answer as a number with no spaces or punctuation.

Are these two triangles similar? If so, select the proper similarity theorem. If not, select "not similar".

• Yes. AA

• Yes. SAS

• Yes. SSS

• Not Similar

These triangles are similar.

The Rides are _____ yards from the Restrooms.

Enter your answer as a number only.

These triangles are similar.

The Rides are _____ yards from the Refreshments.

Enter your answer as a number only.

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

• x = 20

• x = 12

• x = 5

• x = 4

What is the scale factor if the triangle on the left is the original?

• 2

• 3/2

• 2/3

• 1/2

What is the scale factor?

• 4

• 25

• 5

• 6