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).
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Tim Brzezinski —

 
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ccss  ccss.hsg.co.a.2  chord-theorem  common  common-core  common-internal-tangent  common-internal-tangents  core  exploration  problem-set-problem  tangent theorem 显示更多…
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11 – 19+
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English
 
 

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