What is important to remember when you are adding vectors in 2 dimensions? (What do you do with the vectors?) What rule do you use?

PLS ANSWR PLSSS

myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.

there are no atoms