List of mathematical shapes
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What links here
Cyclic quadrilateral
Trapezoid
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Brahmagupta's formula
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Heron's formula
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List of two-dimensional geometric shapes
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List of geometers
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Nine-point circle
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Circumscribed circle
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Bisection
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Kite (geometry)
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Perpendicular
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Quadrilateral
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Ptolemy
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Hipparchus
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History of geometry
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Circle
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Angle
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Area
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