College Algebra Tutorial 28: Parallel and Perpendicular Lines

The slope of the parallel line is undefined and the slope of the perpendicular line is 0 notebook Example 4: Find the

To determine if two lines are perpendicular, we need to multiply their gradients together If the lines are perpendicular to each other, the product of their

perpendicular First, select the two lines Next, click on the Perpendicular tool on the sketch toolbar The lines are now perpendicular to each other Constraints can be

perpendicular In geometry, two geometric objects are perpendicular if their intersection forms right angles at the point of intersection called a foot