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Copy of Cosine Rule - find an angle
Author:
bashar teacher
,
David T
Trigonometry Cosine Rule - find an angle
GeoGebra
New Resources
Bottema's Theorem
Isosceles Triangle: Quick Construction
van Aubel's Theorem
Angles and Intersecting Lines: Quick Investigation
Construct a Square
Discover Resources
The footprint of two coalescing soap bubbles
SINUS
PS9-2
Investigating vertically opposite angles
Polygons: IM 6.1.11
Discover Topics
Differential Calculus
Secant Line or Secant
Function Graph
Real Numbers
Ellipse