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1 · Religion and Magic
2 · Nature
3 · Human Being, Man in General
4 · Society, Civilization, Culture
5 · Abstract Ideas and Concepts
6 · History
7 · Bible
8 · Literature
9 · Classical Mythology and Ancient History
Top
4 · Society, Civilization, Culture
49 · education, science and learning
49D · mathematics
49D3 · planimetry, geometry
49D36 · circle (~ planimetry, geometry)
49D361 · segment of circle
49D362 · quadrature of the circle
49D363 · circumference of a circle
49D364 · radius of a circle
49D365 · centre of a circle
49D36(+0) · circle (~ planimetry, geometry) (+ variant)
42 available