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| Question | Answer |
| Exterior angle | 360/Number of sides |
| Interior Angle | 180- exterior angle |
| Density | volume x density |
| Pythagoras- long side | |
| Sine Rule For sides |
Image:
sine_rule_2 (image/png)
|
| Sine Rule For Angles |
Image:
sine_for_angles (image/png)
|
| 1 Inch | 2.5 cm |
| 1 Gallon | 4.5 litres |
| 1 mile | 1.6 kilometres |
| 1kilogram | 2.2 pounds |
| Arc length | angle/360 xTTx d |
| Sector area | angle/360x TTx r^2 |
| Cosine rule for sides | a^2=b^2+c^2-2bc cos(A) |
| Cosine rules for angles | b^2+c^2-a^2/2bc |
| area of a scalene triangle | absin (c)/2 |
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