Rectangle With Diagonals
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Illustration to show that if the diagonals of a parallelogram are equal, the figure is a rectangle.
Keywords
rectangle, rectangles, quadrilateral, quadrilaterals, diagonal, diagonals, parallelogram, equal, angles, parallelograms, bisector, bisectorsGalleries
QuadrilateralsSource
G.A. Wentworth Plane And Solid Geometry (Boston: Ginn & Company, 1899) 72
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