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| a single exact location often shown by a dot |
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| a straight path that is endless in both directions |
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| a straight path from one point to another point |
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| a part of a line that starts at one end point and continues forever in one direction |
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| arrangement of things in order |
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| lines that meet at a point |
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| the point where 2 lines meet |
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| lines that stay the same distance apart forever and ever |
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| two lines that intersect at right angles -90 angles-(makes square corner) |
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| a line going left to right or side to side |
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| a slanted or diagonal line |
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Definition
| a system of horizontal and vertical lines used to locate co-ordinates |
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Definition
| a system for dividing a grid into 4 parts |
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Definition
| the left to right number line on a graph |
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Definition
| horizontal axis on a grid |
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Definition
| the up and down number line on a grid |
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| where the x-axis meets the y-axis |
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| numbered pair used in graphing to locate a point |
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Definition
| an example of co-ordinates |
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Definition
| co-ordinates for the origin |
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Definition
| any path that starts at a point and comes back to the same point without intersecting itself |
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Definition
| a closed curve in which all the points are the same distance |
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Definition
| the distance around the outside of a circle |
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Definition
| part of the outside of a circle |
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Definition
| line segment having it?s endpoints on the circle |
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Definition
| a line segment that passes thru the center of a circle and has it?s endpoints on the circle |
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Definition
| a line segment with one endpoint on the circle and the other in the center of the circle |
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Definition
| an instrument used to measure circles |
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Definition
| circles with the same center but different radii(bullseye) |
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Definition
| line that touches one point on the circumference of a circle |
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| figures that are the exactly the same shape and size |
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| figures that are the same shape but different size |
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| figure that if folded in half both sides will match |
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| line that divides a symmetric figure in half (often a dotted line) |
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| figure that if folded in half the halves will not match up-no line of symmetry |
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| two rays that start from the same point |
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Definition
| the point where two rays of an angle meet |
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Definition
| an angle with exactly 90 [a perpendicular angle] |
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Definition
| an angle more that 90 but less than 180(91 to 170) |
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Term
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Definition
| an angle with exactly 180[straight line] |
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Definition
| unit of measure for angles |
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Term
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Definition
| instrument for measuring angles |
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