acute angle An angle that measures less than 90 degrees.
right angle An angle that measures exactly 90 degrees.
obtuse angle An angle that measures betwwen 90 and 180 degrees.
straight angle An angle that measures exactly 180 degrees.
An angle that measures exactly 180 degrees.
Angles whose measure adds up to 90 degrees.
supplementary angles Angles whose measure adds up to 180 degrees.
vertical angles Angles opposite one another at the intersection of two lines.
adjacent angles Angles that have a common side and a common vertex (corner point).
vertex A point where two or more straight lines meet.
congruent angles Angles that have the same measure
Terms : Hide Images
| 1832927572 | right angle | angle that measures exactly 90 degrees. |  | 0 |
| 1832927573 | obtuse angle | angle that is >90 degrees and <180 degrees. |  | 1 |
| 1832927574 | straight angle | angle that measures exactly 180 degrees. |  | 2 |
| 1832927575 | complimentary angles | Two angles whose measures have a sum of 90 degrees. |  | 3 |
| 1832927576 | supplementary angles | Two angles whose measures have a sum of 180 degrees. |  | 4 |
| 1832927577 | vertical angles | Angles opposite one another at the intersection of two lines. |  | 5 |
| 1832927578 | adjacent angles | Angles that have a common side and a common vertex (corner point). |  | 6 |
| 1832927579 | vertex | A point where two or more straight lines meet. |  | 7 |
| 1832927580 | congruent angles | Angles that have the same measure |  | 8 |
| 1832927581 | acute angle | An angle whose measure is between 0 degrees and 90 degrees |  | 9 |
| 1832927582 | scalene triangle | A triangle with no two congruent sides |  | 10 |
| 1832927583 | equilateral triangle | A triangle where all sides are congruent or equal. All angles are equal. Each angle measures 60 degrees |  | 11 |
| 1832927584 | isosceles triangle | a triangle or trapezoid with two congruent sides |  | 12 |
| 1832927585 | degrees | a unit for measuring angles | 13 | |
| 1832927586 | protractor | A tool used to measure angles | 14 | |
| 1832927587 | angle | The figure formed by two rays with the same endpoint. | 15 | |
| 1832927588 | The basic unit by which angles are measured | degree | 16 | |
| 1832927589 | The intersection of two sides of an angle is called the angle's | vertex | 17 | |
| 1832927590 | The small at the vertex of a right angle indicates that it is a | Right angle | 18 | |
| 1832927591 | Two angles with the same measure are said to be | congruent | 19 | |
| 1832927592 | The two rays that form an angle are called the _____ of the angle | sides | 20 | |
| 1832927593 | A polygon with three sides | triangle | 21 | |
| 1832927594 | A polygon with four sides | quadrilateral | 22 | |
| 1832927595 | A polygon with 5 sides | pentagon | 23 | |
| 1832927596 | A polygon with 8 sides | octagon | 24 | |
| 1832927597 | A polygon with 10 sides | Decagon | 25 | |
| 1832927598 | A polygon with ll sides congruent | equilateral | 26 | |
| 1832927599 | A triangle with a 90 degree angle is a | Right triangle | 27 | |
| 1832927600 | A parallelogram | ... | 28 |
