Geometry Proportional Relationships

What is our first lesson the Area of Circles & Circumference fall under?

• Number System

• Ratio and Proportional Relationships

• Geometry

• Statistics and Probability

Write the equation of the graph. Use the format y = kx.

Is the graph proportional?

• Yes

• No

What is the constant of proportionality? Use the format k = 2.

What makes a graph proportional?

• Straight Line

• The line goes through (0,0)

• Curvy line

• Straight line and passes through (0,0)

Is this graph proportional?

• Yes

• No

Which graph is proportional?

• A

• B

• C and D

• All of the graphs are proportional