Similarity Test Reviewed

How do these triangles appear to be similar?
(Hint: Look for non-labeled parts!)

• AA

• SAS

• SSS

• Not Similar

Solve for X.  The triangles are similar. 

• X = 2

• X = 4

• X = 8

• X = 32

What side in triangle DEF, corresponds with AB in triangle ABC? 

• BC

• FE

• DE

• FD

Find missing side.  The triangles are similar. 

• 5

• 7

• 9

• 11

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

• x = 20

• x = 12

• x = 5

• x = 4

The triangles are similar, solve for the question mark.

• 8

• 12.5

• 18

• 24

Are the triangles similar?

• Yes

• No

State the postulate used to show the triangles are similar.

• AA~

• SAS~

• SSS~

• none

Select ALL the true statements about an image after a dilation.

• The image is a different shape than the preimage.

• The image is a different size than the preimage.

• The image has the same angle measures as the preimage.

• The image is similar to the preimage.

• The image has the same side lengths as the preimage.

A sequence of transformations is required to map ΔPQR onto ΔP’Q’R’. Which is a possible step?

• A dilation with scale factor 1

• A dilation with scale factor 2

• A dilation with scale factor 3

• A dilation with scale factor 4