Geometry Problems 131-140: Triangle, Parallelogram, Congruence, Similarity

Triangle, Parallelogram, Circle, Collinearity, Concurrency, Congruence, Similarity, Semiperimeter. Activate Flash plug-in or JavaScript and reload to view the Math Geometry Problems, online geometry classes, Geometry help, College, Online Learning.  Site created and maintained by Antonio Gutierrez.
 

 

Geometry Problems 131 - 140
 

Geometry Problems 131-140 


 

Elearning 131: Van Aubel, Concurrent Cevians

Proposed Problem 131. Van Aubel Theorem, Concurrent Cevians, Sum of Ratios.
 

Elearning 132

Proposed Problem 132. Triangle, 60 degree, Orthocenter, Congruence, Midpoint.
 

Elearning 133: Angle Bisectors

Proposed Problem 133. Triangle, Angle Bisectors, Collinear Points.
 

Geometry Problem 134

Proposed Problem 134. Orthic Triangle, Altitudes, Angle Bisectors, Orthocenter, Incenter.

 

Geometry Problem 135

Proposed Problem 135. Orthic Triangle, Altitudes, Perpendicular, Parallel

 

Geometry Problem 136

Proposed Problem 136. Orthic Triangle, Altitudes, Perpendicular, Concyclic Points.

 

Geometry Problem 137

Proposed Problem 137. Orthic Triangle, Altitudes, Perpendicular, Incircle, Collinear Points, Parallelogram.

 

Nagel Theorem

Proposed Problem 138. Nagel's Theorem, Orthic Triangle, Altitudes, Circumradius, Perpendicular.

 

Elearning 139: Triangle Area

Proposed Problem 139. Triangle Area, Orthic Triangle, Semiperimeter, Circumradius.

 

Elearning 140

Proposed Problem 140. Triangle, Excircle, Tangent, Semiperimeter.

 

Geometry Problems 141-150

Geometry Problems 121-130

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