English 5-3 (Spelling 5: Words Plus Me)

any particular extent of space or surface; a georgraphical region

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a quadrilateral plane figure having two parallel and two nonparallel sides

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having all the sides equal

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a quadrilateral having both pairs of opposite sides parallel to each other

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the result of division; the number of times one quantity is contained in another

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comparative relation between things or magnitudes as to size, quantity, number, etc.; ratio

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vertical or upright; meeting a given line or surface at right angles

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a straight line extending from the center of a circle or sphere to the circumference or surface

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a figure, especially a closed plane figure, having three or more, usually straight, sides

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coinciding at all points when superimposed

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