Transformations - Rotation Activities

Name: ______Class: ______

Linear Equations, Slope, & X- and Y- Intercepts using Green Globs

A. Open Green Globs & Graphing Equations and select Equation Grapher from the Programs menu.

B. Go to the Equation Grapher menu and select 1. Graphing Grid: (-10, -8) to (10, 8)

Part 1: Equation Grapher First graph the following equations and find the x-intercept, y-intercept, and slope: The first two have been completed for you. a) y = x + 2  x-intercept: ___-2____  y-intercept: ___2____  Slope: ___1_____

b) y = 2x - 4  x-intercept: ___2____  y-intercept: ___-4___  Slope: ___2_____ 1. y = x  x-intercept: ______ y-intercept: ______ Slope: ______2. y = x +1  x-intercept: ______ y-intercept: ______ Slope: ______3. y = x - 7  x-intercept: ______ y-intercept: ______ Slope: ______4. y = 2x  x-intercept: ______ y-intercept: ______ Slope: ______5. y = -4x  x-intercept: ______ y-intercept: ______ Slope: ______6. y = 2x + 1  x-intercept: ______ y-intercept: ______ Slope: ______7. y = 3x - 4  x-intercept: ______ y-intercept: ______ Slope: ______8. y = 2.5x + 2  x-intercept: ______ y-intercept: ______ Slope: ______9. -4x + y = 6  x-intercept: ______ y-intercept: ______ Slope: ______10. 3y – 7 = 2x  x-intercept: ______ y-intercept: ______ Slope: ______

BONUS: a) y = 4  x-intercept: ______ y-intercept: ______ Slope: ______b) x = -6.5  x-intercept: ______ y-intercept: ______ Slope: ______Part 2: The Great Green Globs Contest Challenge

1. Go to the Programs menu and select Green Globs

2. Go to the Green Globs menu and select Start a Novice Game

3. Practice shooting in the game by entering the following equations. After you’ve entered the equations, enter 3 more equations and write them down.  y=1  x=3  y=x-2  y=2x  ______ ______ ______

4. Start a new game by going to the Green Globs menu and select Start a Novice Game

5. What is the highest score you can get for this array of Globs? (Record your game like the example below.) Can you do better than 16 points? Green Globs Score Sheet

GAME 1: Equation Globs Points

Totals:

GAME 2: Equation Globs Points

Totals: