It is useful. i mean because ull know how well ur going to do in the industry ur joining. if the industry is doing wee ur likely to be paid more.
there is no length in a circle
First of all you have to make them equal to each other. What I mean is the following
3x+20=2x+40
Then you should just solve for x
These are vertical angles, meaning they're always the same length.



Step-by-step explanation:
the answer to this question is 410.29
sorry if this is wrong