S-Cool Revision Summary
S-Cool Revision Summary
| Types of Angles | What they do... |
| Round a point | Add up to 360o |
| On a straight line | Add up to 180o |
| Vertically Opposite | Equal |
| In a triangle | Add up to 180o |
| In a quadrilateral (4-sided polygon) | Add up to 360o |
| Alternate (Z-angles) | Equal |
| Corresponding (F-angles) | Equal |
| Supplementary (C or U angles) | Add up to 180o |
Bearings Notes
- Always use three figures.
- Always draw North lines.
- Always measure from North being 0o.
- Always measure clockwise.
- Always put in pencil lines connecting the points and don't rub them out at the end.
- Always put your protractor on the place you're measuring from and not to.
- Be as accurate as your can (sharp pencil, lean over diagram!).