In the figure above, `overline(UY) and overline(WX)` are parallel and `overline(UX)` intersects `oveline(WY)` at V. What is the length of `overline(WY)`?

In Delta ABC what is the length of overline (A) ?

ON overline (PS) above PQ=RS. What is the length of overline (PS) ?

In the figure above, overline(AB), overline(CD), and overline(EF) all intersect. What is the value of n?

If overline(a) and overline(b) are parallel vectors [[overline(a), overline(b), overline(c)]] =

In the figure above , what is the length of overline (BD) ?

In the figure above, overline(AB)||overline(CD) , AD=30, AB=21, and CD=15. What is the length of overline(DE) ?

In the figure above, overline(PQ) is a diameter of circle O, overline(AB)||overline(PQ)||overline(CD), and overline(AB)=overline(CD) . The length of chord overline(AB) is (3)/(4) of the length of diameter overline(PQ) . If r represents the radius length of circle O, what is the distance between chords overline(AB) and overline(CD) in terms r?