Cut-The-Knot Action (6)!

Dynamic & Modifiable Illustration of a Relationship Between 2 Circles Internally Tangent to a Larger Circle. Credit: Alexander Bogomolny (Cut-The-Knot-Math).

 

Tim Brzezinski

 
対象者層(年齢)
11 – 19+
言語
English
 
 
 
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