Ch 3(A&B) * Parallel/Perp Lines & Transversals * Slope

Front

Back

Front

What is the slope of a horizontal line?

Back

The slope of a horizontal line is 0.

Front

What is the slope of a vertical line?

Back

The slope of a vertical line is undefined.

Front

Parallel lines have _________________ slope.

Back

The Same.

Front

What is the relationship between the slopes of two perpendicular lines?

Back

The slopes of two perpendicular lines are negative reciprocals of each other.

Front

Back

Front

Back

Front

What is the measure of the angle formed by two intersecting lines if one angle measures 45 degrees?

Back

The other angle measures 135 degrees.

Front

If two lines are parallel, what can be said about their slopes?

Back

Their slopes are equal.

Front

Back

The slope is 0, indicating a horizontal line.