Circle

If a tangent and a secant, two tangents, or two secants intersect in the exterior of a circle, then the measure of the angle formed is one half the difference of the measures of the intercepted arcs.

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Vocab C-I
Vocab L-T
Theorem 10-1
Theorem 10-2
Theorem 10-3
Theorem 10-4
Theorem 10-5
Theorem 10-6
Theorem 10-7
Theorem 10-8
Theorem 10-9
Theorem 10-10
Theorem 10-11
Theorem 10-12
Theorem 10-13
Theorem 10-14
Theorem 10-15
Theorem 10-16
Theorem 10-17