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SIN - what is it?
Author:
Lihi Goldsmith
GeoGebra
New Resources
Perpendicular and Parallel Slopes
Starting GeoGebra: Quick Reference
Angles in Parallel Lines
Maths & Tangram
Tangram: sides lengths
Discover Resources
Limaçon as a Pedal of a Circle
Square sides and angles
CIRCLE THEOREM
Lesson 1 Pythagorean Theorem
Investigating Similar Figures
Discover Topics
Ratios
Trapezoid
Congruence
Area
Geometric Transformations