Doing physics means doing a lot of math. This video reviews a few different math problems that you will need to understand before starting your physics class!

Yes, it will always work so long as the value you already know is the hypotenuse. In this class, that will be the case 90% of the time [and we’ll deal with the other 10% when we get there]

On number 1, will it always work out if we just “run it” with sin and cos? Will the values be always be correct?

Yes, it will always work so long as the value you already know is the hypotenuse. In this class, that will be the case 90% of the time [and we’ll deal with the other 10% when we get there]

Great Video!!!!!!! very helpful

Very helpful video, cleared up a lot of questions!

I used to not know how to do these problems, now I do! What a quality site!!!

finally understand the simple ways to do math !!

this is a great way to study for physics