Answer:
To find angle y you subtract the two angles form 180 degrees because it is a straight line. Then you subtract angle y and 72 from 180 because a triangle adds up to 180 degrees and you get angle x.
Hope this helps, ask if you have any more questions!
Answer:
A. 12
Step-by-step explanation:
TU and CV are two chords of the circle that intersects at point w.
Thus,
(two intersecting chords theorem)
Solve for x
Divide both sides by 3


It is proportional because all the sides are equal.
Answer:
7 ft
Step-by-step explanation:
7 x 7 x 7 = 343