Indirect Measurement Using Similar Triangles

The triangles are similar, solve for the question mark.

• 8
• 12.5
• 18
• 24

Tags

CCSS.HSG.SRT.B.4

Solve for X.

• 2 ft
• 3 ft
• 4 ft
• 6 ft

Tags

CCSS.HSG.SRT.B.5

Solve for f.

• 6
• 4
• 3
• 8

Tags

CCSS.HSG.CO.C.9

At the same time a 6 foot person casts a 2 foot shadow, a nearby flagpole casts a ten foot shadow.  How tall is the flagpole?

• 3 feet
• 10 feet
• 16 feet
• 30 feet

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

A tree is 72 feet tall and has a shadow that is 12 feet long.  A nearby tree has a shadow of 5 feet.  How tall is the tree? 

• 3 ft.
• 300 ft.
• 30 ft.
• 35 ft.

Tags

CCSS.HSG.SRT.A.2

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

• 4 ft
• 6.25 ft
• 1.25 ft
• 5.75 ft

Tags

CCSS.HSG.CO.C.9

Use similar triangles to find the height of the tree.

• 9
• 35
• 27
• 48

Tags

CCSS.HSG.SRT.B.5

A lamp post casts a shadow that is 15 yards long. A 3-foot-tall mailbox casts a shadow that is 5 yards long.How tall is the lamppost?

• 9 feet
• 25 yards
• 6 feet
• 1 yard

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Review the picture. Find the missing side measurement in the picture using a proportion.

• x = 900 m

• 25 m

• d = 25 m

• x = 0.04 m

Tags

CCSS.HSG.CO.C.9