Who can me answer all three of these questions

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Is a square always, sometimes, or never a parallelogram

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