Classwork

Example 2

Plot a graphical representation of change in elevation over time for the following “graphing story.” It is a video of a man jumping from 36 feet above ground into 1 foot of water.

http://www.youtube.com/watch?v=ZCFBC8aXz-g

Example 3

The table below gives the area of a square with sides of whole number lengths. Have students plot the points in the table on a graph and draw the curve that goes through the points. On the same graph, reflect the curve across the 𝑦-axis. This graph is an example of a “graph of a quadratic function.”