1. 1.6: Midpoint and Distance in the Coordinate Plane

2. A segment bisector is a segment, ray, line, or plane that intersects a segment at its MIDPOINT.
An ANGLE BISECTOR is a ray that divides an angle into two adjacent, congruent angles.

3. Midpoint Formula

4. Find the midpoint of the following:

5. Find the midpoint of the following:

6. The midpoint of a segment is (3, – 4)
The midpoint of a segment is (3, – 4). One endpoint of the segment is (– 3, – 1). Find the other endpoint.

7. Given M, the midpoint of , and A, one endpoint, find B, the other endpoint.
M(0, 1), A(2, 4)

8. Given M, the midpoint of , and A, one endpoint, find B, the other endpoint.
M(–3, 1), A(6, –3)

9. If B is the midpoint of . Find AB, BC, and AC.

10. Choose the best answer.

13. Find the following if is the bisector of <AOC, and m<AOB = (2x – 4)o and m<BOC = (3x – 16)o. Find m<AOB, m<BOC, and m<AOC.

14. Find m<AOB, m<BOD, m<COD, m<AOD, and m<AOC.