Jeff Barrett – Resources – GeoGebra

Proposition 2 of Euclid's Elements, Book 1
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Jeff Barrett
proposition 7 proven, Euclid's Elements
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Jeff Barrett
proving proposition 7 indirectly
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Jeff Barrett
Proposition Two, The Elements, as a proof.
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Jeff Barrett
Euclids Book 1 sketches for MAT 131
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Jeff Barrett
PROOF OF Proposition 17
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Jeff Barrett
PROOF OF Proposition 17
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Jeff Barrett
constructions in plane geometry
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Jeff Barrett
Proposition 13 proof
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Jeff Barrett
Proposition 13 proof
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Jeff Barrett
Measurement Concepts
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Jeff Barrett
sector area measuring
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Jeff Barrett
Proof of Prop 5 (Feb. 6, 2020)
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Jeff Barrett
Proposition 16 Proof, Euclid Book I of Elements
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Jeff Barrett
area formula for trapezoid
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Jeff Barrett
Ptolemy Theorem
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Jeff Barrett
Proposition 12, Euclid, Book 1, Proof
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Jeff Barrett
Proposition 11, Euclid Book 1
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Jeff Barrett
Proposition 6 proof
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Jeff Barrett
Proposition 7 proof, Euclid's Elements
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Jeff Barrett
Proposition 5, Euclid's Elements, Book I
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Jeff Barrett
basis for measurement: correspondence points to #
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Jeff Barrett
Eratosthenes measure of the circumference of Earth
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Jeff Barrett
Cyclist journey problem, up a hill and down, average speed?
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Jeff Barrett