Questions

Do parallel lines always have the same slope?

Do parallel lines always have the same slope?

Parallel lines and their slopes are easy. Since slope is a measure of the angle of a line from the horizontal, and since parallel lines must have the same angle, then parallel lines have the same slope — and lines with the same slope are parallel. Perpendicular lines are a bit more complicated.

Do parallel lines on a graph have the same slope?

The slopes of parallel lines are equal, and the slopes of perpendicular lines are opposite reciprocals.

Are parallel lines the same lines?

Parallel lines are lines in a plane that are always the same distance apart. Parallel lines never intersect. Perpendicular lines are lines that intersect at a right (90 degrees) angle.

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What is the slope of a line parallel to line A?

1 Expert Answer Parallel lines have the same slope. So, any line parallel to a line with slope 1/2 would also have slope 1/2.

What types of slope do parallel lines have?

Parallel lines have the same slope and will never intersect. Parallel lines continue, literally, forever without touching (assuming that these lines are on the same plane). On the other hand, the slope of perpendicular lines are the negative reciprocals of each other, and a pair of these lines intersects at 90 degrees.

Do parallel lines have the same Y-intercept?

Parallel lines have the same slope and different y-intercepts. Lines that are parallel to each other will never intersect.

How do you know if two lines are parallel without slope?

If the slopes are the same and the y-intercepts are different, the lines are parallel. If the slopes are different, the lines are not parallel.

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Are the horizontal lines parallel or do they slope?

The following are the properties of horizontal lines. In a coordinate plane, the horizontal lines are parallel to the x-axis and perpendicular to the y-axis. The y-coordinates are the same throughout, for different x-coordinates. The horizontal line slope is zero, as there is no vertical rise in the y-coordinates.

How do u find the slope of a parallel line?

Explanation: First, you should put the equation in slope intercept form (y = mx + b), where m is the slope. The slope of the line is -3/8. A parallel line will have the same slope, thus -3/8 is the correct answer.

What does it mean if two lines have the same slope?

Theorem 104: If two lines have the same slope, then the lines are nonvertical parallel lines. If two lines are perpendicular and neither one is vertical, then one of the lines has a positive slope, and the other has a negative slope. Also, the absolute values of their slopes are reciprocals.