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6 Cards in this Set
- Front
- Back
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Congruent
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equal
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Perpendicular
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meeting at a right angle
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Angle
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a figure formed by two rays that begin at the same point
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Ray
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part of a line that has one endpoint and extends forever in only one direction
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Vertex
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the point at the corner of an angle, plane figure, or solid figure
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Protractor
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a measuring device that can be used to approximate the measure of an angle
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