Simplicity

Author:mossback90

Tips: You can use Pythagoras' theorem to work out the height of an equilateral triangle. And then the area is just half the base times the height.(Or you can use: area of triangle=1/2 ab sinC)

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Parabolas, Lines and Nomograms
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Function art 3D - waiting shed

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Statistics
Cylinder
Scatter Plot
Quadrilaterals
Combinatorics