Because Z is the midpoint, both RZ and ZT would be the same length.
RZ = ZT
4x-28 = 24
Solve for X:
Add 28 to each side:
4x = 52
Divide both sides by 4:
X = 52 /4
X = 13.
So x = 13, RZ = 24 and RT = 24+24 = 48
The answer is The 3rd choice.
ZT = RZ
4x + 28 = 24
x = 52 / 4
x = 13
RZ = 24
RT = 28
C!
