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Geometry: Incenter, Incircle, Inradius of a triangle, Theorems
and Problems.
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Proposed Problem 186. Right
Triangle, Altitude, Incenters, Circles. |
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Proposed Problem 186. Right
Triangle, Altitude, Incenters, Circles. |
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Proposed Problem 160. Triangle,
Incircle, Incenter, Circumcircle, Circumcenter, Inradius. |
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Proposed Problem 159. Distances
from the Circumcenter to the Incenter and the Excenters. |
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Proposed Problem 158. Relation
between the Circumradius, Incircle, Inradius and Exradii of a triangle.
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Proposed Problem 155. Euler's
Theorem: Distance from the Incenter to the Circumcenter. |
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Proposed Problem 154. Triangle,
Incircle, Inradius, Circumradius, Chord. |
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Proposed Problem 145. Four
Triangles, Incircle, Tangent and Parallel to Side, Incenters,
Circumcenters. |
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Proposed Problem 144. Four
Triangles, Incircle, Tangent and Parallel to Side, Inradii. |
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Proposed Problem 143. Four
Triangles, Incircle, Tangent and Parallel to Side, Circumradii. |
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Proposed Problem 142. Four
Triangles, Incircle, Tangent and Parallel to Side, Areas. |
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Proposed Problem 141. Triangle,
Incircle, Tangent , Parallel, Perimeters. |
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Proposed Problem 137.
Orthic Triangle, Altitudes, Perpendicular, Incircle, Collinear Points,
Parallelogram. |
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Proposed Problem 134. Orthic
Triangle, Altitudes, Angle Bisectors, Orthocenter, Incenter. |
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Proposed Problem 128. Incenter of
a Triangle, Angle Bisectors, Sum of Ratios.
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Proposed Problem 127. Centroid
and Incenter of a Triangle, Parallel, Proportions.
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Proposed Problem 126. Incenter of
Triangle, Angle Bisector, Proportions.
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Proposed Problem 120. Area
of triangle, incenter, excircles, tangent.
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Proposed Problem 119. Area
of triangle, incenter, excircle, tangent.
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Proposed Problem 118. Area
of triangle, incenter, excenter, tangent.
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