3CDE Test Review

Front

Back

Front

What is the equation of a horizontal line that passes through y = -4?

Back

Front

Back

Front

Back

Front

What slope is parallel to a line with slope m = 4?

Back

Lines that are parallel have the same slope. Therefore, the slope parallel to m = 4 is also 4.

Front

Define the x-intercept.

Back

The x-intercept is the point where a line crosses the x-axis, which occurs when y = 0.

Front

Define the y-intercept.

Back

The y-intercept is the point where a line crosses the y-axis, which occurs when x = 0.

Front

What is the general form of the equation of a vertical line?

Back

Front

What is the general form of the equation of a horizontal line?

Back

Front

How do you find the slope of a line given two points (x1, y1) and (x2, y2)?

Back