Similar Polygon Notes

Review the picture.  Find the missing side measurement in the picture using a proportion.

• w = 18 m

• w = 6 m

• 6 m

• w = 0.16 m

Tags

CCSS.HSG.SRT.A.2

Two objects that are the same shape but not the same size are _______.

• Congruent

• Vertical

• Similar

• Complementary 

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

• SIMILAR BY SSS
• SIMILAR BY SAS
• SIMILAR BY AA
• THEY ARE NOT SIMILAR

Tags

CCSS.HSG.SRT.B.5

Are the triangles similar? If so, what similarity shortcut is used? Show all work.

• Similar.  SAS

• Similar.  AA

• Similar. SSS

• Not Similar

Tags

CCSS.HSG.SRT.B.5

All angles in similar figures are congruent.  

• True

• False

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

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

• x = 10

• x = 4

• x = 2

• x = 5

Tags

CCSS.HSG.SRT.A.2

Find the scale factor.

• 4:1

• 1:3

• 2:1

• 7:3

Are the triangles similar?

• Yes

• No

Tags

CCSS.HSG.SRT.A.2

Are the following similar? Why or why not?

• Yes

• No, the corresponding angles are not equal.

• No, the ratios of the corresponding sides are not equal.

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