Similarity

For the two figures, what is the ratio of CB/FD?

For the two figures, what is the ratio of AB/ED?

Are the two figures similar?

• Yes

• No

For the two figures, what is the ratio of BC/FE

For the two figures, what is the ratio of CD/EH

For the two figures, what is the ratio of AD/GH

Are the figures similar?

• Yes

• No

Find the value of the variable for each pair of similar figures

Find the value of the variable for each pair of similar figures

What is the proportion for these similar figures?

•  $\frac{12}{18}=\frac{x+1}{24}$  

•  $\frac{18}{12}=\frac{x+1}{24}$  

•  $\frac{12}{18}=\frac{24}{x+1}$  

•  $\frac{18}{18}=\frac{x+1}{24}$