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mod 8 vocab
| Term | Definition |
|---|---|
| adjacent angles | angles that have the same vertex, share a common side, and do not overlap. |
| bases | one of the two parallel congruent faces of a prism |
| complementary angles | two angles are complementary if the sum of their measures is 90 degrees. |
| cone | a three dimensional figure with one circular base connected by a curved surface to a single point |
| congruent | having the same measure |
| cross section | the intersection of a solid and a plane |
| cylinder | a three dimensional figure with two parallel congruent circular bases connected by a curved surface |
| edge | the line segment where two faces of a polyhedron intersect |
| face | a flat surface of a polyhedron |
| plane | a two dimensional surface that extends in all directions |
| polyhedron | a three dimensional figure with faces that are polygons. |
| prism | a polyhedron with two parallel congruent faces called bases |
| pyramid | a polyhedron with one base that is a polygon and three or more triangular faces that meet at a common vertex |
| scale | the scale that gives the ratio that compares the measurements of a drawing or model to the measurements of the real object |
| scale drawings | a drawing that is used to represent objects that are too large or too small to be drawn at actual size |
| scale factor | a scale written as a ratio without units in simplest form |
| scale model | a model used to represent objects that are too large or too small to be built at actual size |
| scalene triangle | a triangle having no congruent sides |
| straight angle | a angle that measures exactly 180 degrees |
| supplementary angles | two angles are supplementary if the sum of their measures is 180 degrees |
| vertex | a vertex of an angle is the common end point of the rays forming the angle |
| vertical angles | opposite angles formed by the intersection of two lines vertical angles are congruent |
| vertices | plural of vertex |
| zero angle | an angle that measures exactly zero degrees |