Cities daily low temperature in January fluctuating between -7°F and  2°F. What is the range of the low temperatures?

Me! #1 write an equation for the interior angles of this triangle that uses the triangle sum theorem. #2 what is the value of x? #3 what is the measure of #4 classify the triangle above as acute, obtuse, or right. state your reason in a complete sentence.

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?