Similar Figures Scale Factor

The two right triangles below are similar. What is x, the missing side length in triangle DEF? 

• 3.75
• 9.75
• 10
• 12

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Find missing side

• 5
• 7
• 9
• 11

Tags

CCSS.7.G.A.2

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

• x = 9
• x = 28
• x = 7
• x = 63

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

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

• x = 20
• x = 12
• x = 5
• x = 4

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Solve for X.

• 2 ft
• 3 ft
• 4 ft
• 6 ft

Tags

CCSS.7.EE.B.4

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.7.RP.A.2

CCSS.7.RP.A.3

Which side length corresponds with EF?

• ML
• LM
• OL
• EH

Tags

CCSS.7.G.A.1

Sara can type 90 words in 4 minutes. About how many words would you expect her to type in 10 minutes at this rate? (Use proportion)

• 900 words
• 180 words
• 225 words
• 360 words

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Find y.

• 144
• 18
• 72
• 12

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Using a proportion, find the height of the tree.

• x = 0.0625 ft.
• 16 ft
• x = 16 ft.

Tags

CCSS.HSG.CO.C.9