What is the prime factorization of 81 m^2x^3 ?

In two or more complete sentences, determine the appropriate model for the given data and explain how you made your decision. (1,-1), (2,0.5), (5,1.5), (8,2)

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

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