Proportions Similar Figures and Constant of Proportionality

Are the figures similar or not?

*Show work in notebook for credit.

• Similar

• Not Similar

• Maybe

• Kinda

A light post is 8 feet tall and casts a shadow that is 12 feet. A nearby tree casts as shadow 60 feet long. How tall is the tree?

*Show work in your notebook for credit.

• 80

• 1.6

• 40

• 90

• Yes

• No

• k=2

• k=58

• k=2+56

• Yes

• No

Does the graph show a proportional relationship? If yes, write the equation of the line. If no, support why not. Check all that apply *Show work in your notebook for credit.

• Yes

• No

• The line is not straight

• The line does not go through the origin.

• y=5x

Does the graph show a proportional relationship? If yes, write the equation of the line. If no, support why not. Check all that apply Show work in your notebook for credit.

• Yes

• No

• The line is not straight

• The line does not go through the origin.

• y=4x

What is the constant of proportionality for the table displayed?

• k= 1/9

• k= 9

• the table is non-proportional

• k= -9

What is the constant of proportionality of the relationship represented by the table above?

• 75

• 0.013

• 1/75

• None of the above

Solve the proportion.

• q=2

• q=9

• q=4.5

• q=6

Determine the constant of proportionality.

• 5

• 0.2

• 1

• 1.4