Proof: Measure of angle of chord and tangent equal to half of arc of same chord and tangent.

Prove theorem -- The measure of an angle formed when a chord intersects a tangent line at the point of tangency is half the measure of the arc intercepted by the chord and the tangent line.

[simipatel]

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[akshaykr]

That's not how it works folks. This kinda proof required calculus... Not reasoning!