For problems 12 through 14, use numberline below.
R
L
+++++
-10
x
-5
S
For problems 15 through 17, Use the numberline
below. Tell whether the segments are congruent.
M
N
Q
40
5
P
12. If RS 15 and ST 9, then RT42
13. If ST = 15 and RT40, then RS-
14. Assume RS = By +4, ST 4y + B, and
RT=15y-9
a) What is the value of y?
b) Find RS, ST, and RT
15. LN and MQ
16. MP and NQ
10
15
For problem 19 use the numberline below and
assume A is the midpoint of XY.
3x+5x-6
3x
5x - 6
X
A
Whole=-2x=4
For problem 20, use the figure below. Find the
value of PT.
+
17. MN and PQ
19. a) Find XA
b) Find AY and XY
-2x=0
20. PT = 5x + 3 and TQ = 6x-2