Midpoint of a Line Segment
The midpoint is the center, or middle, of a line segment. The formula is
To find the midpoint using the formula, put the x-coordinate for point B in place of and the y-coordinate for point B in place of . Put the x-coordinate for point A in place of and the y-coordinate for point A in place of . Now you should have . Add the numbers to get . Divide to have the answer, .
To find the midpoint using Geogebra, click on the point icon and scroll down until you see "midpoint or center". After that, click on the two points or the segment. Point C is the midpoint.