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sin(v+180)=-sin v , cos(v+180)=-cos v
Author:
Asum
opposite-angle identities
GeoGebra
New Resources
Multiplying 2-Digit by 2-Digit Numbers Using an Area Model
Nefroida
Positive and Negative Space
Multiplication with Area Models
Silhouettes without gaps and isolated
Discover Resources
Investigating Motion: Ferris Wheel
Symmetry studied with GeoGebra
parallelogram
distance 6
Linear motion on spokes (tear drop)
Discover Topics
Logic
Kite
Intersection
Symmetry
Normal Distribution