Level 20

Author:Colin Beveridge

Level 20 of http://euclidthegame.org/Level20.html asks you to construct the outer tangent to two given circles (here, a, with centre A; and b, with centre B). Here's how I'd do it.

New Resources

random coprime pairs
函數的奇偶性
z`]]
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
montecarlo circles 5

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Simetri putar trapesium
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Gradient graph of a Trig Function
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Rhombus
Calculus
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