Math Is Fun Forum
Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °
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Challenge - find the magic octagon
by Dakirel
Puzzles and Games
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2014-11-14 13:01:35
by phrontister
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