In the figure given below, O is the center of the circle with a radius of 5 cm. Find the length of chord DC if the perpendicular from the center is 4 cm in length?
SR and ST are tangent to circle C. Find the value of x.
Using the Intersecting Chord Theorem, find x.
EXTRA CREDIT!
Solve for the lengths of each median of the triangle △QPR as shown in the given figure, if SV = 11mm, TV = 9 mm, and UV = 14 mm.