Dave's Weird Triangle Ratio(2)

作成者:Auston B Cron

Dave Radcliffe pointed out this hard-to-believe triangle ratio in a tweet. Not sure why this is the case yet! Dave's original comment was "I can prove this, but I don't know why it's true yet."

https://twitter.com/daveinstpaul/status/905138928419823618

新しい教材

Parallelogram Anatomy
Celsius ↔ Fahrenheit Converter
The Gardener's Circle
Sum of Squares: Proof without Words
Mondrian's Puzzle

教材を発見

Derivation of a Sphere
zcvcx
Test 1
penza_CongruencePuzzle

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接線
三角関数
分散
ベクトル (２次元)
方程式