In the following diagram, DE is tangent to Circle C at point E. Find the length of CD.
In the following diagram, AB and AD are tangent to Circle Q. Find the value of x.
Use the following diagram for the next 10 questions.
PR and QS are diameters of Circle U. Find the measure of each arc indicated.
Arc PQ
Arc ST
Arc TPS
Arc RT
Arc RQS
Arc QR
Arc PQS
Arc TQR
Arc PS
Arc PTR