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Tangent at Radius
Autor:
Glen Reesor
Show that a tangent to a circle is perpendicular to the radius at the point of tangency
Moveable points: T, center of circle
GeoGebra
Novos Materiais
Special Right Triangles 30°-60°-90° and 45°-45°-90°
Cosine in Cartesian and Polar Coordinates
分數化百分數：練習
Hypocycloids
Involute of the Circle
Descobrir recursos
conguenza dei triangoli
Tangent and Secant Lines
Forum 1 43569 D1 BruchTexteInListen explore
Exact values on the unit circle (degrees)
Exploring Trig Ratios in a Circle
Pythagoras proof of its theorem
Explorar Tópicos
Cubo
Seno
Translação
Problemas de otimização
Perímetro