10.5 divided by 1.5 equal show the work out

An angle that measures between 90 and 180° is called a(,

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.