Category: Geometry
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Spirographs 2
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This is part 2 of a multi-part series. If you haven’t read the first part, it may be helpful to review it first. The problem with the standard formulas The standard formula for an epitrochoid is: The problem with this formula is that adjusting r or d to form new designs changes the overall size…
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Infinity – prealgebra
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Infinity is an important concept that can be understood at many levels starting in early childhood.
CoMo Science 