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Tangent Properties Objective: Discover properties of tangents

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O 1.Construct large circle O 2.Draw a tangent line AT where T is the point of tangency. 3.Draw OT 4.Measure 5.Draw a tangent line AP where P is the point of tangency. 6.Compare AT and AP A T P Tangent segment Tangent Conjecture A tangent to a circle _________________ the radius drawn to the point of tangency. is perpendicular to Tangent Segments Conjecture Tangent segments to a circle from a point outside the circle are __________. congruent

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Tangent Conjecture A tangent to a circle _________________ the radius drawn to the point of tangency. Tangent Segments Conjecture Tangent segments to a circle from a point outside the circle are __________. is perpendicular to congruent

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Tangent Circles Two circles that are tangent to the same line at the same point Internally tangent Externally tangent Pg 315 #1-6, 17-19, 22, 24

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