45°. I’m not sure what the relationship is but I think it’s linear pair ?
Out of the choices given, the one that is NOT a question to ask when determining whether an expression involving exponents is completely simplified is; have all negative constants been eliminated. The correct answer is C.
It is 20 because the 5 is in the ones place so the 2 has to be in the 10 place which makes it 20
I can’t see the tea really good