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Euclidea - "Weekly Puzzle" #79 The task is: 🎓 Find the area of the blue parallelogram if the side of a regular octagon is 1. What you need: ✓ Carefully read the
The Octagon In A Parallelogram. Can You Solve This 8th Grade Geometry Problem From Russia? – Mind Your Decisions
Barrel/Octagon
Solved: Puzzle 27 Find the blue area. - PTC Community