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angles
5th grade math
| Question | Answer |
|---|---|
| right angle | angle that has a measure of exactly 90 degrees |
| obtuse angle | angle that has a measure more than 90 degrees |
| acute angle | angle that has a measure less than 90 degrees |
| straight angle | line that has a measure of exactly 180 degrees |
| perpendicular lines | intersecting lines that form four right angles |
| How are angles classified? | angles are classified by their measure |
| angle | two rays with a common endpoint |
| side | the corner of an angle |
| vertex | the common endpoint |
| interior | a point insid the angle |
| exterior | a point outside the angle |
| degrees | measurement of angles |
| protractor | tool used to measure angles |
| ray | line that starts with a vertex and goes on forever |