Invariance of a triangle's area

Topic:Area

The applet illustrates the conservation of the area of the triangle ABC1 (or ABC2) while dragging points C1 (or C2) on the line k (k parallel to l). In addition, invariance of the property S1 = S2.

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Science Park 1
Positive and Negative Space
bewijs stelling van Pythagoras
အခြေခံ data အခေါ်အဝေါ်များ
apec

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phillip's unit circle
Volume of a Rectangular Prism
Surfaces

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