What is the answer? Please help, I need this done today.

Avegetable garden and a surrounding path are shaped like a square together are 12 ft wide. the path is 1 feet wide. if one bag of gravel covers 8 square feet, how manu bags are needed to cover the path? round your answers to the nearest tenth.

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)