   # Circle Tangent Line, Theorems and Problems - Table of Content, Page 5 Geometry Problem 682: Gergonne External Point.
Triangle, Excircle, Tangency points, Concurrent lines, Tangent line to circle, Semiperimeter, Ceva theorem.

Geometry Problem 681: Gergonne Point.
Triangle, Incircle, Tangency points, Concurrent lines, Tangent line to circle, Semiperimeter, Ceva theorem.

Geometry Problem 676.
Circles, Diameter, Tangent line to circle, Chord, Metric Relations.

Geometry Problem 673.
Internally tangent circles, Chord, Tangent line to circle, Metric Relations.

Geometry Problem 672.
Internally tangent circles, Chord, Tangent line to circle, Geometric Mean.

Geometry Problem 670.
Triangle, 60 Degrees, Orthocenter, Incenter, Circumcenter, Congruence, Tangent line to circle.

Geometry Problem 669.
Triangle, Circumcircle, Incenter, Tangent line to circle, Midpoint, Collinear points, Mind Map.

Geometry Problem 668.
Right triangle, Incircles, Parallel, Common Tangent, Tangent line to circle, Mind Map.

Geometry Problem 667.
Intersecting Circles, Secant, Tangent line to circle, Metric Relations, Mind Map.

Geometry Problem 666.
Intersecting Circles, Secant, Tangent line to circle, Concyclic points, Mind Map.

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Home | SearchGeometry | Circles | Email | Post a comment | By Antonio Gutierrez
Jul 30, 2014  