Slopes and Angles (2)
Use the sliders (or input boxes) to change the slopes of lines j and k so they become perpendicular.
Same directions as above, yet this time create a pair of slopes that's different from the pair you discovered above.
Same directions as above, yet this time create a pair of slopes that's different from the pair you discovered above.
Check out the pairs of slopes you have in the apps above. List them below:
Notice anything interesting? If so, describe. What exactly causes the lines to be perpendicular?