Acardboard box has a mass of 800 grams when 4 books of equal mass are put into the box the filled box has a mass of 8 kilograms what is the mass of each book of gram

What is the area of a pizza with a radius of 40 cm leave the answer in terms of π to find your exact answer 40π cm² 1600π cm² 800π cm² 80π cm² π=pi

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

Consider the diagram. lines e and c can be described as