Area of Parallelograms and Triangles - Vocabulary

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Vocabulary flashcards covering key terms and formulas for area, parallelograms, triangles, and related concepts.

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8 Terms

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Area

The amount of space inside a closed shape; for a parallelogram, Area = Base × Height.

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Parallelogram

A four-sided figure with opposite sides parallel.

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Base

The side used as the reference line for height; it is always a side of the shape.

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Height

The perpendicular distance from the base to the opposite side; height does not need to be a side of the shape.

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Area of a Parallelogram

Area = Base × Height.

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Area of a Triangle

Area = 1/2 × Base × Height.

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Parallel

Two lines that will never intersect.

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Perpendicular

Two lines that intersect at a 90-degree angle.