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Addie
Math Vocab
| Term | Definition |
|---|---|
| acute triangle | A triangle with no angle measuring 90 degrees or more |
| equilateral triangle | A triangle whose 3 sides are all the same length |
| isosceles triangle | A triangle with at least two equal sides |
| kite | A quadrilateral with 2 sets of equal sides and in which those equal sides are next to each other |
| obtuse triangle | A triangle with one angle measuring more than 90 degrees |
| parallel lines | lines that never cross one another and are the same distance apart at all times |
| parallelogram | A quadrilateral with two sets of parallel congruent lines |
| plane figure | A two dimensional shape, sometimes called a close figure. |
| polygon | A closed figure made up of line segments |
| quadrilateral | A polygon with 4 sides |
| rectangle | A parallelogram with 4 right angles |
| rhombus | A parallelogram with 4 congruent sides |
| right triangle | A triangle with one angle that measures 90 degrees |
| scalene triangle | A triangle with no equal sides |
| square | A parallelogram with 4 right angles and congruent sides |
| trapeziod | A quadrilateral with at least one set of parallel sides |
| plane figure | A two- dimensional shape, sometimes called a close figure |
| base | A special face of a solid figure |
| cone | A three- dimensional figure with one circular base |
| cube | A three-dimensional figure made of 6 congruent sides |
| cylinder | A three-dimensional figure with 2 parallel, congruent, circular bases and a curved surface |
| edge | A line segment where 2 faces meet |
| diameter | The distance across a circle through the center |
| face | A plane figure that is one side of a solid figure |
| lateral face | Any face that is not a base |
| lateral surface | Any vertical surface that is not a face or base |
| prism | A three-dimensional figure with two parallel, congruent, polygonal faces and parallelograms for all faces. |
| pyramid | A three-dimensional figure with a polygon base and a triangle for all other faces |
| solid figure | Geometric figure with 3 dimensions |
| vertex | point where 3 or more edges meet |
| net | A two-dimensional representation of a three-dimensional shape when unfolded |
| square units | A unit used to measure area |
| surface area | The total area of all the faces or surfaces of a three-dimensional figure. |
| integer | A number belonging to the set made up of the whole numbers and their opposites. |
| natural number | A number belonging to the set made of counting numbers 1, 2, 3 and so on |
| negative numbers | A number that is less than zero |
| number line | A line that graphically represents all numbers |
| opposite numbers | Two numbers that are the same distance from zero on the number line but in opposite directions. |
| positive number | A number that is greater than zero. |
| whole number | Any number belonging to a set of numbers or zero |
| zero pair | A pair of numbers whose sum is zero. |
| coordinate plane | A two-dimensional system in which a location is described by its distance from two intersecting, perpendicular axes. |
| ordered pair | A group of two number written in the order (x,y) where the first value represents a horizontal position and the second a vertical |
| origin | The intersection of the x axis and y axis. |
| quadrants | The four sections of a coordinate plane. |
| x-axis | The horizontal axis on the coordinate plane. |
| y-axis | The vertical axis on the coordinate plane. |
| x-coordinate | The horizontal distance from the y-axis written first in an ordered pair. |
| y-coordinate | The vertical distance from the x-axis, written second in an ordered pair, |
Created by:
Atustin