Jeff Barrett – Resources – GeoGebra

Euclids Book 1 sketches for MAT 131
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Jeff Barrett
Proposition 16 Proof, Euclid Book I of Elements
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Jeff Barrett
Measurement Concepts
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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
Overview Proposition 5 proof
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Jeff Barrett
Proposition 1, Euclid's Elements, Book 1
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Jeff Barrett
Proposition 3, Euclid's Elements, Book I
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Jeff Barrett
Proposition 2 of Euclid's Elements, Book 1
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Jeff Barrett
constructions in plane geometry
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Jeff Barrett
modeling 4 x 10 with area model and rectangles
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Jeff Barrett
chord and diameter
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Jeff Barrett
trisection of a segment
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Jeff Barrett
Proposition Nine
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Jeff Barrett
watch precision reporting length
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Jeff Barrett
unit precision? measure to nearest unit?
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Jeff Barrett