What is the purpose of a free body diagram? to show the velocity of an object to show the acceleration of an object to show the forces acting on an object to show the direction of motion vectors of an object

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?

Three friends are comparing the prices of various packages of golf balls at a sporting goods store. hector finds a package of 6 golf balls that costs $4.50.