Multi-part area problem for test

Topic:Area

A good problem for testing polygon area with trig. Modifiable by showing some of the missing points - will always be a regular octagon, trapezoid, parallelogram, rectangle, and triangle.

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Building Figures with Set Areas
Parallelogram Anatomy
Building Triangles with Set Areas
Untitled
Classifying Triangles

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Drag
MG-Segment Triangles - 2 Medians
نظرية فيتاغورس
Parallelogram areas sliding
Gavin Kemp

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Terms
Incircle or Inscribed Circle
Orthocenter
Algebra
Linear Functions