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ERM 7th Geometry
Geometry Terms
| Question | Answer |
|---|---|
| a figure that cannot be traced with the same starting and stopping points | open figure |
| a figure in a plane that can be traced with the same starting and stopping points | closed figure |
| a closed figure made of line segments that do not cross | polygon |
| a point that is common to two sides of a polygon or an angle | vertex |
| a line segment that connects one vertex to another vertex | diagonal |
| an exact location in space | point |
| a set of points that form a straight path extendending in opposite directions without end | line |
| a part of a line that has one endpoint and continues without end in the other direction | ray |
| a part of a ray or line that has two end points | line segment |
| line segments that have the same length | congruent lines |
| a five sided shape | pentagon |
| a three sided shape | triangle |
| a six sided shape | hexagon |
| a four sided shape | quadrilateral |
| a ten sided shape | decagon |
| lines tht meet or cross each other | intersecting |
| lines that never intersect | parallel lines |
| lines that intersect to form a 90 degree angle | perpendicular lines |
| a trangle that has no congruent sides | scalene |
| a triangle with at least 2 congruent sides | isosceles |
| a triangle with 3 congruent sides | equilateral |
| a triangle with three acute angles | acute triangle |
| a triangle with 1 right angle | right triangle |
| a triangle with 1 obtuse angle | obtuse triangle |
| a quadliteral with both pairs of opposite sides parallel and congruent | parallelogram |
| a parallelogram with 4 congruent sides | rhombus |
| a parallelogram with 4 right angles | a rectangle or square |
| a quadliteral with 4 congruent sides | square |
| a quadliteral that has exactly 1 pair of parallel sides | trapezoid |
Created by:
supermommorris
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