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Lunes of Alhazen
Author:
René Schelldorfer
Find the yellow area (called lunes of Alhazen) in terms of a and b. Compare with the area of the blue triangle. Which conclusion does the extension express?
Discover Resources
SYMMETRY CHALLENGE #4
Start, Perpendicular to line from point not on line
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rectangular prism 5x2x2
pattern 5X5g
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