Similar Triangles Warm Up

Solve for m.

• -2

• 2

• -9

• 9

Tags

CCSS.7.G.A.1

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

Use the information in the diagram to determine the height of the tree.

• 80 feet

• 320 feet

• 40 feet

• 160 feet

Tags

CCSS.HSG.SRT.B.5

What proportion should you set up to check if the triangle are similar?

Tags

CCSS.HSG.SRT.B.5

• Not Similar

Tags

CCSS.HSG.SRT.A.2

What is the scale factor from the large triangle to the small triangle?

Mathematical Equivalence

OFF

Tags

CCSS.7.G.A.1

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

What is the measure of x?

• 12

• 15

• 6

• 9

Tags

CCSS.HSG.CO.C.9

Which triangles are similar to triangle A?

• B

• C

• Both

• None

Tags

CCSS.HSG.SRT.A.2

Identify triangles as similar, congruent or neither.

Groups:

(a) Similar

,

(b) Congruent

,

(c) Neither

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Tags

CCSS.8.G.A.2