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Geometry 5-19-18

By: Patrick Hartigan
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Across
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Angle less than 90 degrees.
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A transformation of a figure by turning it about a fixed point called the center of rotation or axis
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Exactly equal in size and shape
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The point where the three altitudes meet
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A polygon with four sides
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A pair of opposite congruent angles formed by two intersecting lines
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The point halfway between two given points.
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a 90 degree angle
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The part of a straight line considered as originating at a point on the line and as extending in one direction from that point
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The line segment between two points on a given curve
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The total amount of space enclosed in a solid.
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A transformation that moves a geometric figure by sliding each of the points the same distance in the same direction
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A transformation that produces a mirror image of a geometric figure
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A line segment, line, or plane that divides a geometric figure into two congruent halves.
Down
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A line intersecting a circle at two points
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Distance around a circle
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One part of a line
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A straight line passing through the center of a circle or sphere and meeting the circumference or surface at each end
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Two lines that will never intersect
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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 curved line or segment of a circle