SolveMyMaths Action 3A!

Topic:Area

Creation of this applet was inspired by a tweet from Ed Southall (Solve My Maths). In the regular hexagon below, how can you formally prove that the area of the original triangle and parallelogram are equal?

New Resources

koch tool
Positive and Negative Space
Silhouettes
The black friday GeoGebra :)
The Cosine Formula - Proof Without Words

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Naming Angles related to Lines
รอยหมุนเส้นโค้งรอบแกน X
Untitled
מעגל היחידה - זהויות יסודיות 1

Discover Topics

Linear Equations
Ratios
Upper and Lower Sum or Riemann Sum
Polynomial Functions
Parametric Curves