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Bearings (Animated) 方位(動畫)
Author:
Alex CHIK
True Bearings 真方位角
GeoGebra
Compass Bearings 羅盤方位角
GeoGebra
Image sources:
https://commons.wikimedia.org/wiki/File:Walking_person_top_view.svg
https://openclipart.org/detail/284668/dog-golden-retriever
https://openclipart.org/detail/179259/yellow-tiger-catfour-legs
gMath 互動數學教室
http://www.geogebra.hk
New Resources
Rotating Points (Optical Illusion)
Ellipse, Hyperbola and Circle as Envelopes
Pelecoid
Ellipse as Envelope - Correspondence Method
Rotating rings: Community Showcase
Discover Resources
FOM 11 - Scale Factors
andare a capo
Tangent to a circle from an exterior point
Geometry - 8.7 AP1
คิดเลขเร็ว
Discover Topics
Square
Arithmetic Mean
Quadratic Functions
Multiplication
Dilation