Measure of each exterior angle of a regular 30-gon? 7. An exterior angle of a regular polygon measures 22.5°. How many sides does it have?
8. An interior

Which of the following represents the factorization of the trinomial below? x^2+7x-30

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.

An airplane is flying at an elevation of 5150 ft, directly above a straight highway. two motorists are driving cars on the highway on opposite sides of the plane, and the angle of depression to one car is 35 ̊ and to the other is 52 ̊. how far apart are the cars?