click below
click below
Normal Size Small Size show me how
math voc. pt.2
| Question | Answer |
|---|---|
| area | multiply length times width or count the number of squares in an area |
| perimeter | the distance around a shape. Add up all the sides |
| parallel lines | lines that never cross |
| perpendicular lines | lines that cross in right angles |
| acute angle | angle that is smaller than 90 degrees |
| obtuse angle | angle that is larger than 90 degrees but less than 180 degrees |
| right angle | angle that is 90 degrees |
| angle that is 90 degrees | 180 degrees or a line |
| line | a line that goes in both directions with no endpoint. |
| ray | a line that goes in both directions with no endpoint. |
| line segment | part of line that has two endpoints |
| exponents | 2x2x2x2x2x2 |
| equilateral triangle | all 3 sides are equal |
| isosceles triangle | two sides are equal |
| scalene triangle | none of the sides are equal |
| acute triangle | all 3 angles are acute |
| obtuse triangle | only one angle is obtuse |
| right triangle | one angle is right |
| quadrilateral | |
| trapezoid | quadrilateral that has exactly one pair of parallel sides |
| parallelogram | a quadrilateral whose opposite sides are parallel and are the same length |
| rhombus | opposite sides are parallel and all sides are the same length |
| pentagon | five sides polygon |
| hexagon | six sided polygon |
| octagon | eight sided polygon |