I need help finding the answer to this question, it is for geometry.

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

In a column proof the right column states your reasons

Tony is charged $ 50 and additional $0.15 per miles for renting a car. a) represent the cost of renting a car with an equation,and the determine the cost if he drove it70 miles.b) what would be the cost of a car rental if the car was driven 250 miles? show work