Recognizing Triangle Similarity

A power pole 10 m tall casts a shadow 8 meters long, at the same time that a building nearby casts a shadow 14 m long.  How tall is the building?

• 9 m

• 15.2 m

• 12 m

• 17.5 m

Tags

CCSS.HSG.SRT.B.4

State the postulate that proves these triangles are similar.

• SSS

• AA

• SAS

• Not similar

Tags

CCSS.HSG.SRT.B.5

Find side length X.

• 16

• 18

• 2.4

• 15

Tags

CCSS.HSG.SRT.A.2

Find side length X.

• 30

• 25

• 15

• 40

Tags

CCSS.HSG.SRT.A.2

The triangles are similar, solve for the question mark.

• 8

• 12.5

• 18

• 24

Tags

CCSS.HSG.SRT.B.4

Determine if the triangles are similar. Justify.

• Yes, by SSS.

• Yes, by SAS. Scale Factor is 1:2.

• Yes, by SAS. Scale Factor is 3:1.

• No, not similar.

Tags

CCSS.HSG.SRT.B.5

Choose the similarity statement for the triangles.

• ΔMNL ∼ ΔOPQ

• ΔNOM ∼ ΔPQL

• ΔLMN ∼ ΔPQO

• ΔMLN ∼ ΔPQO

Tags

CCSS.HSG.SRT.A.2

Are the triangles similar?

• Yes

• No

Tags

CCSS.HSG.SRT.A.2

Find missing side

• 5

• 7

• 9

• 11

Tags

CCSS.HSG.SRT.A.2

If two figures are similar their angles are______.

• proportional

• congruent

• supplementary

• complementary

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6