/u/zadoramaths's posts in /r/videos
A square is inscribed in a circle with diameter 8. What is the area of the square ? BASIC GEOMETRY !
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π^πππβπ^πππ . Without calculator. When subtracting powers, most will fail?
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Four circles of radius 5 are inscribed in a square. Area of the shaded region =? EASY than it looks!
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