Similarity/Dilation/Proportions

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 proportional.

Tags

CCSS.HSG.SRT.A.2

Are triangle ABC and triangle DEF similar?

• No

• Yes

Tags

CCSS.HSG.SRT.A.2

Complete each proportion.
CB / DM  =  AC / ?

• BM
• MA
• BC
• AD

Tags

CCSS.HSG.SRT.B.4

Complete each proportion.

AB / AM = ? / AD

• BC

• AC

• MD

• MC

Tags

CCSS.HSG.SRT.B.4

Which proportion is true?

Tags

CCSS.HSG.SRT.A.2

Tags

CCSS.HSG.SRT.A.2

Tell whether the two figures are similar. Explain your reasoning.

• Yes, similar because they have the same shape and the same angles
• No, the ratio of corresponding sides are not equal 
• Yes, same shape
• No, different sizes

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Which proportion would allow you to solve for the missing side, x?

• A

• B

• C

• D

Tags

CCSS.HSG.SRT.A.2

Which proportion could be used to solve for x?

• A

• B

• C

• D

Tags

CCSS.HSG.SRT.B.5

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?

• 144 feet
• 72 feet
• 36 feet

Tags

CCSS.HSG.SRT.B.5