click below
click below
Normal Size Small Size show me how
Math L61 - 65
Angles and Area
| Term | Definition |
|---|---|
| angle | The opening that is formed when two line segments intersect. |
| acute angle | An angle whose opening is smaller than a right angle. |
| straight angle | An angle that forms a straight line. |
| obtuse angle | An angle those opening is bigger than a right angle. |
| square number | The product when a whole number is multiplied by itself. |
| area | the number of square units needed to cover a surface |
| dozen | a group of twelve |
| square inch | A measure of area equal to that of a square with 1-inch sides. |
| square unit | An area equal to the area of a square with sides of designated length. |
| side | A line segment that is part of a polygon. |
| vertex | A point of an angle, polygon, or solid where two or more line segments meet. |