Similarity of Polygons ILBC

If the scale factor is greater than one, the new figure will be

• a reduction
• an enlargement
• a scale
• not proportional

Tags

CCSS.8.G.A.3

Complete each proportion.
AB / BM  =  ? / CD

• BC
• AC
• MD
• MC

Tags

CCSS.7.RP.A.2

What is the value of X?

• X=4
• X=6
• X=3
• X=2

Tags

CCSS.HSG.SRT.A.2

Solve for X.

• 2 ft
• 3 ft
• 4 ft
• 6 ft

Tags

CCSS.HSG.SRT.A.2

State if the triangles in each pair are similar. If so, state how you know they are similar and complete the similarity statement.

• A

• B

• C

• D

State if the triangles in each pair are similar. If so, state how you know they are similar and complete the similarity statement.

• Similar; SSS similarity; $\Delta BCA$

• Similar; AA similarity; $\Delta ABC$

• Not Similar

• Similar; SAS similarity; $\Delta ABC$

The triangles are similar. Solve for x.

• 9

• 6

• 4

• 11

State if the triangles in each pair are similar. If so, state how you know they are similar and complete the similarity statement.

• Not similar

• Similar; AA similarity; $\Delta UTP$

• Similar; AA similarity; $\Delta PTU$

• Similar; AA similarity; $\Delta PUT$

State if the triangles in each pair are similar. If so, state how you know they are similar and complete the similarity statement.

• Similar; SAS similarity; $\Delta EDC$

• Similar; SSS similarity; $\Delta CDE$

• Not Similar

• Similar; SAS similarity; $\Delta DEC$

The triangles are similar. Solve for x.

• 9

• 14

• 4

• 5

Tags

CCSS.HSG.SRT.A.2