Tangents of Pi/8 and 3Pi/8 (visual proof without words)
Why it's on BrighterTube
From a channel a BrighterTube curator approved in full · 80% confidenceFrom a channel Lumen includes in full: Mathematical Visual Proofs is Tom Edgar's channel of animated proofs without words (sums, inequalities, geometry, combinatorics), each sourced from a published visual proof.
What you'll learn
A 2-minute video from Mathematical Visual Proofs's catalogue; the title names its topic.
Video by Mathematical Visual Proofs, played through YouTube's embedded player.
Part of Trigonometry, Proofs Without Words
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As an Amazon Associate, BrighterTube earns from qualifying purchases. Picked by hand for this subject; nobody paid to be listed.