Stack #347307
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acute triangle A triangle in which all three angles are acute | show 🗑
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show | Example:
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chord A line segment with its endpoints on a circle | show 🗑
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circle A closed plane figure with all points on the figure the same distance from the center | show 🗑
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circumference The distance around a circle | show 🗑
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closed figure A figure that begins and ends at the same point | show 🗑
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show | Examples:
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congruent Having the same size and shape | show 🗑
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show | Example: The triangles are congruent.
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coordinate plane A plane formed by two intersecting and perpendicular number lines called axes | show 🗑
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cube A solid figure with six congruent square faces | show 🗑
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cylinder A solid figure that has two parallel bases that are congruent circles | show 🗑
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show | Examples:
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show | Example: diameter
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show | Example:
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edge The line segment where two faces of a solid figure meet | show 🗑
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show | Example: face A polygon that is a flat surface of a solid figure
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show | Example: face
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figurate numbers Numbers that can be represented by geometric figures | show 🗑
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show | Examples:
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show | Example: hypotenuse
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intersecting lines Lines that cross at exactly one point | show 🗑
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show | Example:
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show | Example: line AB or line BA
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show | Example: line segment AB or line segment BA
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show | Example:
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show | Example:
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show | Example:
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octagon A polygon with eight sides | show 🗑
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ordered pair A pair of numbers used to locate a point on a coordinate plane; the first number tells how far to move horizontally and the second number tells how far to move vertically | show 🗑
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show | Example:
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parallelogram A quadrilateral whose opposite sides are parallel and congruent | show 🗑
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pentagon A polygon with five sides | show 🗑
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perpendicular lines Two lines that intersect to form four right angles | show 🗑
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plane A flat surface that extends without end in all directions | show 🗑
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show | Examples:
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show | Example: point A
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show | Example:
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polygon A closed plane figure formed by three or more line segments | show 🗑
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polyhedron A solid figure with flat faces that are polygons | show 🗑
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show | Examples: rectangular prism triangular prism
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show | Example:
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show | Example: This is a square pyramid.
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Example: quadrilateral A polygon with four sides | show 🗑
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radius A line segment with one endpoint at the center of a circle and the other endpoint on the circle | show 🗑
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ray A part of a line, with one endpoint, that continues without end in one direction | show 🗑
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rectangle A parallelogram with four right angles | show 🗑
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show | Example:
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reflection (flip) A movement of a figure to a new position by flipping it over a line | show 🗑
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show | Examples:
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show | Example:
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right angle An angle formed by perpendicular lines, line segments, or rays and with a measure of 90° | show 🗑
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right triangle A triangle with one right angle | show 🗑
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show | Example:
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show | Example:
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scale drawing A drawing that shows a real object smaller than (a reduction) or larger than (an enlargement) the real object | show 🗑
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scalene triangle A triangle with no congruent sides | show 🗑
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show | Example:
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solid figure A three-dimensional figure | show 🗑
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sphere A solid figure that has the shape of a round ball; all points are the same distance from the center | show 🗑
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show | Example:
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square pyramid A pyramid with a square base and four triangular faces | show 🗑
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show | Example:
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show | Example:
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show | Example: heightwidth lengthThe rectangular prism is a three-dimensional figure.
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show | Examples: translationreflectionrotation
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translation (slide) A movement of a figure along a straight line | show 🗑
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show | Examples:
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triangle A polygon with three sides | show 🗑
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triangular number A number that can be represented by a triangular array | show 🗑
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two-dimensional Measured in two directions, such as length and width | show 🗑
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show | Examples:
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show | Example: The volume of this figure is 24 cubic units.
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x-axis The horizontal number line on a coordinate plane | show 🗑
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x-coordinate The first number in an ordered pair, which tells the distance to move right or left from (0, 0) | show 🗑
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show | Example:
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show | Example:
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show | C = x d
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show | V = l x w x h
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Perimeter of polygon | show 🗑
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Perimeter of rectangle | show 🗑
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Perimeter of square | show 🗑
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show | A = l x w
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Area of parallelogram | show 🗑
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Area of triangle | show 🗑
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To hide a column, click on the column name.
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Or sort by any of the columns using the down arrow next to any column heading.
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Created by:
blakesmith