You hold the geometry in your head.
In mechanics, vectors and Argand work the diagram is a tool, not an answer. It settles which angle is which and where each force points.
Next time: In those topics, draw before the first equation.
You hold the geometry in your head.
In mechanics, vectors and Argand work the diagram is a tool, not an answer. It settles which angle is which and where each force points.
Next time: In those topics, draw before the first equation.