Parrallel lines
Step 1
Open Geogebra.
Step 2
Create 2 Sliders (one vertical and one horizontal)
HINT: Once you click on slider you must also select the slider tab!
Step 3
Create a formula for a straight line
HINT: Type into the left side under your slider boxes "y=ax+b"
Step 4
Create a parallel line to the one you just created.
HINT: Using the SAME formula and just adding or subtracting a constant eg. plus 3
Step 5 (BONUS)
Create a line that goes through the points y=6 and x=8.
HINT: Points (0,6) and (8,0)
Add a parallel line to it.
Customise and have fun with it! :)