Ten Geometry Problems 131-140. Level: High School, College


Ten Geometry problems 131-140
 

 

Geometry Problems 131 - 140

Geometry Problems 131-140 

Elearning 131: Van Aubel, Concurrent Cevians

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

Elearning 132

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

Elearning 133: Angle Bisectors

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

Geometry Problem 134

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

Geometry Problem 135

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

Geometry Problem 136

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

Geometry Problem 137

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

Nagel Theorem

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

Elearning 139: Triangle Area

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

Elearning 140

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

Geometry Problems 141-150

Geometry Problems 121-130

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