geogebra help

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GeoGebra Workshop Handout

1. Parameters of a Linear Equation In this activity you are going to use the following tools, algebraic input and commands. Make sure you know how to use them before you begin with the actual construction. Slider

Intersect Two Objects

line: y = m x + b

Slope

Segment between Two Points

Show / Hide Object

Intersect[line, yAxis]

Move

New!

Hint: You might want to have a look at the file parameters_line.html first.

Preparations • •

Open a new GeoGebra window. Switch to Perspectives - Algebra & Graphics.

Construction Step 1 Enter: line: y = 0.8 x + 3.2

Tasks • •

Move the line in the Algebra view using the arrow keys. Which parameter are you able to change in this way? Move the line in the Graphics view with the mouse. Which transformation can you apply to the line in this way?

Introduction of new tool New!

Slope

Hints: Don’t forget to read the toolbar help if you don’t know how to use the tool. Try out the new tool before you start the construction.

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