If two lines are perpendicular, what is true about their slopes?

What is the slope of the line passing through points (2, 3) and (4, 7)?

Find the midpoint of (-2, 6) and (4, -2).

Find the length of the segment joining (1, 2) and (4, 6).

The midpoint of (a, 0) and (0, b) is:

Find the distance between the points (0, 0) and (3, 4).

What is the distance between (5, 5) and (8, 9)?

If the midpoint of segment AB is (3, 4) and A = (1, 2), then B is:

If two lines are parallel, what is true about their slopes?

What is the normal form of the equation of a straight line?

If M = (2, -1) is midpoint of AB and A = (0, 2), then B is:

What is the slope of a horizontal line?

What is the distance between (-1, -2) and (2, 2)?

Find the equation of the line with slope 2 and x-intercept 3.

What is the distance between (3, 4) and (6, 8)?

Find the midpoint of (-6, 4) and (2, -8).

Find the midpoint of the segment joining (-5, 3) and (7, -1).

What is the slope of the line with equation y = 5?

The distance between (0, 5) and (12, 0) is:

The distance between (a, b) and (a, b+5) is: