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Year 7 Angles
Definitions and facts from the NSW Year 7 Angles Topic
| Question | Answer |
|---|---|
| What are angles measured in? | degrees |
| An instrument for measuring the size of an angle | protractor |
| The corner or point of an angle. | vertex |
| What type of angle has a measure between 0° and 90°? | acute |
| What type of angle has a measure of 90°? | right |
| What type of angle has a measure between 90° and 180°? | obtuse |
| What type of angle has a measure of 180°? | straight |
| What type of angle has a measure between 180° and 360°? | reflex |
| What type of angle has a measure of 360°? | revolution |
| When an angle is named using 3 letters the ________ letter must be the middle letter | vertex |
| Two angles that add up to 90° | complementary angles |
| Two angles that add up to 180 | supplementary angles |
| Vertically opposite angles are _________ in size | equal |
| What do angles at a point add up to? | 360° |
| Lines that point is the same direction and do not intersect | parallel lines |
| Lines that intersect at right angles | perpendicular lines |
| A line that cuts across two or more other lines | transversal |