Two chords of a circle, and , intersect at a point . is twice as long as , , and .

Give the length of .

Find the length of the diameter given the radius is 5.

A square with a side length of 4 inches is inscribed in a circle, as shown below. What is the area of the unshaded region inside of the circle, in square inches?

Two chords of a circle, and , intersect at a point . is twice as long as , , and .

Give the length of .

A square with a side length of 4 inches is inscribed in a circle, as shown below. What is the area of the unshaded region inside of the circle, in square inches?

If it is 4:00, what is the measure of the angle between the minute and hour hands of the clock?

Find the length of the diameter given the radius is 5.

If it is 4:00, what is the measure of the angle between the minute and hour hands of the clock?