Concave and Convex Lenses

作成者:Tom Walsh

Move the tip of the "Object" arrow to move the object. Move the point named " Focus' " to change the focal length. Move the point named " Focus' " to the right side of the lens to change to a concave lens.

新しい教材

bewijs stelling van Pythagoras
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גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Congruent Sides & Angles in △s: Exploration
What Do You See?

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AB 5
Computation points of intersection of two explizite surfaces
Disc phyllotaxis using Fermat's spiral
Logarithmic Spirals의 복사본
Graphing Parametric Equations (2)

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