College Geometry Online, eLearning

Plane Geometry: Parallelogram Theorems and Problems. Page 4

Parallelogram GoGeometry Collection

Parallelogram, Theorems and Problems - 4

Parallelograms Index

 

Geometry Problem 191 about triangle and squares

Proposed Problem 191. Triangle, Altitudes, Orthocenter, Squares, Areas.

Elearning 189

Proposed Problem 189. Squares, Distances.

Elearning 188

Proposed Problem 188. Square, Diagonal, 45 Degrees Angle.

Rhombus, Square, Angle

Proposed Problem 179. Rhombus, Square, Diagonal, Angle.  

Elearning 177: Parallelogram with midpoints, Area

Proposed Problem 177. Parallelogram with Midpoints, Triangles, Areas.

Geometry Problem: Parallelogram, Triangles, Pentagon, Area

Proposed Problem 169. Parallelogram, Interior and Exterior Points, Diagonals, Pentagon, Triangles, Areas

Geometry Problem: Parallelogram, Triangles, Pentagon, Area

Proposed Problem 168. Parallelogram, Diagonal, Triangles, Pentagon, Areas.

Geometry Problem: Parallelogram, Triangles, Area

Proposed Problem 167. Parallelogram, Diagonal, Triangles, Areas.

Geometry Problem: Parallelogram, Triangles, Area

Proposed Problem 166. Parallelogram, Diagonal, Triangles, Areas.

Elearning 165: Parallelogram area

Proposed Problem 165. Parallelogram, Diagonal, Triangles, Areas.

Elearning 164: Parallelogram, Triangles, Area

Proposed Problem 164. Parallelogram, Trapezoid, Diagonal, Triangles, Areas.

Elearning 162 Parallelogram and Triangles Areas

Proposed Problem 162. Parallelogram, Triangles, Areas.

Elearning 161 Parallelogram and Octagon Areas

Proposed Problem 161. Parallelogram, Midpoints, Octagon, Areas.

Quadrilateral Area, Midpoint

Proposed Problem 146. Varignon's Theorem: Quadrilateral, Midpoints, Parallelogram, Area, Perimeter.

Geometry Problem 137

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

Triangle Square Theorem 1. Elearning, Online Tutoring

Triangle and Squares Theorem 1: with Interactive Geometry Software
Step-by-Step construction, Manipulation, and animation.

Bottema Theorem. Elearning.

Bottema's Theorem: Triangle and Squares with Interactive Geometry Software
Step-by-Step construction, Manipulation, and animation.

Machu Picchu

Machu Picchu and Golden Rectangle.

Elearning 96

Parallelogram Problem 96. Similar Triangles, Incenters, Parallelogram.

Elearning 93 Parallelogram

Parallelogram Problem 93. Similar Triangles, Circumcircles, Parallelogram.

Square
Proposed Problem 76: Area of a Circle
. Square, Circle, Circular Sector. 

Proposed Problem 70: Squares inscribed in a triangle, Similarity.

 

Proposed Problem 69: Square inscribed in a triangle, Similarity.

 

Proposed Problem 62: Square Diagonal, Inscribed Circle.

Geometry problems 211-220

 

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