In the figure above, if the radius length of circle O is 10. `overline(OY)botoverline(AB), and Ab=16`, what is the length of segment XY?

In the figure below, what is the length of AB?

In figure above , what is the length of AB?

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

In the figure, if AB = 10, what is the length of the side CD ?

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

In the accomapanying figure, overline(AB)||overline(CD) . If AB=40, CD=16, and BC=49 , what is the length of overline(BE) ?

In the circle shown in the figure, the length of the arc ACB is 3 times the length of the arc AB. What is the length of the line segment AB ?