Proportions from Similar Figures

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.B.5

Find x.

• 6

• 7.5

• 22.5

• 3.6

Tags

CCSS.HSG.SRT.B.4

A room has an actual width of 20 feet and length of 25 feet.  How should the scale drawing look like if the scale used is 1 unit: 5 feet?

• A

• B

• C

• D

Tags

CCSS.7.G.A.1

Corresponding sides in similar figures are proportional

• True

• False

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

The triangles are similar. Solve for x.

• 7

• 2

• 4

• 8

Tags

CCSS.HSG.SRT.A.2

The triangles are similar. Solve for x.

• 34

• 26
  

• 30

• 16
  

Tags

CCSS.HSG.SRT.A.2

The triangles are similar. Solve for x.

• 9

• 8

• 7

• 10

Tags

CCSS.HSG.SRT.A.2

Solve the proportion

• 2.91

• .73

• 1.32

• 1.68

Tags

CCSS.HSA.REI.A.2

Solve the proportion

• 2

• -14

• -2

• 14

Tags

CCSS.7.EE.B.4A

What is the zoom factor or scale factor from small to big of these 2 figures?

Tags

CCSS.7.G.A.1