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Learn about parallel and perpendicular lines, their equations, and slopes. Discover the characteristics of parallel and perpendicular lines and how to find their equations easily. Practice finding slopes and equations of lines to enhance your skills.
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Parallel and Perpendicular Lines Objectives: Define parallel and perpendicular lines Find Equations of parallel and perpendicular lines
Slopes of Parallel and Perpendicular Lines • Parallel Lines have the same slope • Perpendicular Lines have the opposite reciprocal slopes or the product of the slopes equals –1 • EX: Find the slope of the lines parallel and perpendicular to the given lines.
Find the Equation of the line • 1. Through and parallel to • 2. Through and perpendicular to
Find the Equation of the line • 3. Through and parallel to x-axis • 4. Through and parallel to y-axis
Find the Equation of the line • 5. Through the y-int. = 4 and perpendicular to • 6. Through and perpendicular to