Find the indicated variable in the trapezoid below.
NEED TO FIND x,y, and z

9514 1404 393
Answer:
Step-by-step explanation:
The midsegment (x) has a length that is the average of the base lengths:
x = (48 +32)/2 = 80/2
x = 40
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The end angles are supplementary:
y° = 180° -112° = 68°
y = 68
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z° = 180° -52° = 128°
z = 128