Similar figures and proportions

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

• x = 10
• x = 4
• x = 2
• x = 5

Tags

CCSS.HSG.SRT.A.2

Find missing side

• 5
• 7
• 9
• 11

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.10

Matching sides are called

• Corresponding Sides
• Corresponding Angles
• The Same
• Congruent Sides

Tags

CCSS.8.G.A.2

Two objects that are the same shape but not the same size are _______.

• Congruent
• Vertical
• Similar
• Complementary 

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Are the following similar? Why or why not?

• Yes
• No, the corresponding angles are not equal.
• No, the ratios of the corresponding sides are not equal.

Tags

CCSS.HSG.SRT.A.2

Solve for X.

• 2 ft
• 3 ft
• 4 ft
• 6 ft

Tags

CCSS.HSG.SRT.A.2

A rectangular garden is 45 ft wide and 70 ft long. On a blueprint, the width is 9 in. Identify the length on the blueprint. 

• 7 in
• 9 in
• 12 in
• 14 in

Tags

CCSS.7.G.A.1