3. Find the coordinates of A and B.
• Write these down.
4. Find the slope of the line.
• Find the change in the y-values: Δy = y(B)-y(A).
• Find the change in the x-values: Δx = x(B)-x(A).
• Finally, find the slope: Δy / Δx.
It should be a whole number.
5. Check your answer!
• Type the slope of the line in the box below.
• Then click on Check Answer.
• Click on Reset in top right corner to start over.