Answer:
YZ = 58
Step-by-step explanation:
VX connects the midpoints of two sides of a triangle, so it is half the length of the third side of the triangle.
YZ = 2VX
t + 48 = 2(t + 19)
t + 48 = 2t + 38
-t = -10
t = 10
YZ = t + 48 = 10 + 48 = 58
YZ = 58
