Perimeter and Proportions

The two rectangles are scale drawings. What is the measurement of x?

• 21

• 20

• 1.25

• 4

Tags

CCSS.7.G.A.1

Find the perimeter of the large triangle.

• 24

• 12

• 36

• 54

Which line shows a proportional relationship between x and y?

• Line L

• Line M

Tags

CCSS.7.RP.A.2D

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

• x = 10

• x = 4

• x = 2

• x = 5

Tags

CCSS.HSG.SRT.A.2

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? Hint: the figures are similar triangles.

• 8 feet

• 72 feet

• 36 feet

• 144 feet

Tags

CCSS.HSG.SRT.B.5

Sides in similar figures must be proportional.  

• True

• False 

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Solve for f.

• 6

• 4

• 3

• 8

Tags

CCSS.HSG.CO.C.9

Solve for X.

• 2 ft

• 3 ft

• 4 ft

• 6 ft

Tags

CCSS.HSG.SRT.A.2

Find the perimeter of the large triangle.

• 24

• 36

• 12

• 54

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

• x = 900 m

• x = 52 m

• x = 25 m

• x = 0.04 m

Tags

CCSS.HSG.CO.C.9