Monday, March 14, 2011

slopes of perpendicular lines

Graph of Perpendicular Lines

Graph of Perpendicular Lines

It follows that one of the lines has a positive slope (line A

It follows that one of the lines has a positive slope (line A

Let's think about the slope of perpendicular lines.

Let's think about the slope of perpendicular lines.

It shows two perpendicular lines with slopes 1/2 (shown in blue) and -2

It shows two perpendicular lines with slopes 1/2 (shown in blue) and -2

The figure below shows two perpendicular lines L1 and L2.

The figure below shows two perpendicular lines L1 and L2.

How to Find Slopes of Perpendicular & Parallel Lines

How to Find Slopes of Perpendicular & Parallel Lines

4) Find the slope of perpendicular bisector of the line joining the points

4) Find the slope of perpendicular bisector of the line joining the points

Today we had an opportunity to learn about Parallel and Perpendicular Slope.

Today we had an opportunity to learn about Parallel and Perpendicular Slope.

 perpendicular lines have slope values that are negative reciprocals of

perpendicular lines have slope values that are negative reciprocals of

4 - Find Slopes of Parallel and Perpendicular Lines

4 - Find Slopes of Parallel and Perpendicular Lines

Parallel lines have identical slopes, while perpendicular lines have slopes

Parallel lines have identical slopes, while perpendicular lines have slopes

Why Slopes of Perpendicular Lines Are Negative Reciprocals - MaplePrimes

Why Slopes of Perpendicular Lines Are Negative Reciprocals - MaplePrimes

what does a perpendicular line look like

what does a perpendicular line look like

Graph of Parallel Lines. Two lines are perpendicular if their slopes

Graph of Parallel Lines. Two lines are perpendicular if their slopes

Two lines in the xy-plane may be classified as parallel or perpendicular

Two lines in the xy-plane may be classified as parallel or perpendicular

Both lines have a slope m = 3 4 and thus are parallel. Perpendicular

Both lines have a slope m = 3 4 and thus are parallel. Perpendicular

The animation shows that the slope of a perpendicular line is the opposite

The animation shows that the slope of a perpendicular line is the opposite

We will try to find the slope of perpendicular line in geometry with proof. Two (non-vertical) lines are perpendicular if the product of theirslopes =-1.

We will try to find the slope of perpendicular line in geometry with proof. Two (non-vertical) lines are perpendicular if the product of theirslopes =-1.

Slopes of Perpendicular Lines.

Slopes of Perpendicular Lines.

We can verify that two slopes produce perpendicular lines if their product

We can verify that two slopes produce perpendicular lines if their product

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