Students will be able to
- find a missing force in a system in equilibrium using the triangle of forces rule.
Students should already be familiar with
- the Pythagorean theorem,
- forces given in terms of unit vectors, given in polar form, and represented graphically,
- the magnitude and direction of forces,
- adding and subtracting forces,
Students will not cover
- Lami’s rule,
- systems that are not in equilibrium.