Similarity

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

• x = 20
• x = 12
• x = 5
• x = 4

Tags

CCSS.HSG.SRT.B.5

A tree is 12 feet tall and casts a shadow 9 feet long. A building nearby casts a shadow that measures 24 feet. How tall is the building? (Draw a picture, set up a proportion)

• 24 feet
• 21 feet
• 27 feet
• 32 feet

Tags

CCSS.HSG.SRT.C.8

If two polygons are similar, then the corresponding side lengths are ___________.

• congruent
• similar
• equal
• proportional

Tags

CCSS.HSG.SRT.A.2

If two polygons are similar, then the corresponding angles are ___________.

• congruent

• similar

• supplementary

• proportional

To find the height of a very tall pine tree, you place a mirror on the ground and stand where you can see the top of the pine tree. How tall is the tree?

• 144 feet

• 72 feet

• 36 feet

• 48 feet

Complete each proportion.
AB / BM  =  ? / CD

• BC
• AC
• MD
• MC

Tags

CCSS.HSG.SRT.A.2

CCSS.HSG.SRT.A.3

CCSS.HSG.SRT.B.5

Solve for x.

• 8
• 6
• 5
• -8

Tags

CCSS.HSG.SRT.B.4

Solve for x and y.

• x=11.43, y=42.78

• x=11.43, y=192.5

• x=14, y=48

• x=10, y=11.43

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.C.6

The measures of the angles of a triangle are in the extended ratio 4:3:2. What is the measure of the largest angle?

• 20

• 40

• 60

• 80

Tags

CCSS.HSG.CO.C.10

What is the value of x?

• 16

• 12

• 4

• 64