Investigation 4.2 Moving Straight Ahead.

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Presentation transcript:

Investigation 4.2 Moving Straight Ahead

Objective Board Objective Agenda Homework We will identify the slope and the y-intercept from data in a table, graph, and equation. Do Now Homework Check Investigation 4.2 Summary Have a great vacation!

Do Now Please take out your homework from last night: “Staircase Worksheet” Plot the rise to run ratio of the staircase you measured for HW on the side white board --> Then complete the worksheet from the basket

Ratio of Rise to Run Dot Plot of Class Data

𝑚≈1.7 𝑚=1 𝑚≈0.5

How is this graph related to the staircase?

𝑠𝑙𝑜𝑝𝑒= 𝑣𝑒𝑟𝑡𝑖𝑐𝑎𝑙 𝑐ℎ𝑎𝑛𝑔𝑒 ℎ𝑜𝑟𝑖𝑧𝑜𝑛𝑡𝑎𝑙 𝑐ℎ𝑎𝑛𝑔𝑒 = 𝑟𝑖𝑠𝑒 𝑟𝑢𝑛 = ∆𝑦 ∆𝑥

Investigation 4.2 Work with your group to answer parts A-C on the handout When you are finished raise your hand so I can check your work