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สามเหลี่ยมพีทาโกรัส
Author:
หิรัณยา สุขประเสริฐ
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Geometry Week 1 Day 2 Lesson Summary
Triangle Angle Theorems
Polygons: Exterior Angles
Sum of the Angles in a Triangle
Workspace
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Fraction Division5: x ÷ a/b (Quotitive)
Ironman
ODE3
Lines from points and vectors
Construction 2 of Chord Theorem
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Sine
Histogram
Difference and Slope
Square
Variance