Helpp 1.3 B

In Exercises 1 and 2, identify the segment bisector of AB. Then find AB.

1.

15

Ad

2.

to

5.5

M

M

DO

I

In Exercises 3 and 4, Identify the segment bisector of ST. Then find ST.

3.

4.

2x + 3

x + 12 8x - 2

5

M

M

4x - 7

n Exercises 7 and 8, the endpoints of JK are given. Find the coordinates of the midpoint M.

7. J(-3, 2) and K(9,2)

8. J(1, 3) and K(7,5)