Asteel water tank is a cylinder with a diameter of 30 ft and a height of 18 ft. how many square feet of steel were needed to make the tank?

give me the steps to doing this problem!

Adriver from the university of florida women’s swimming and diving team is competing in the in ncaa zone b championships

2/3(-6y+9x) expand each expression using the distributive property

Tim open up a new saving account with a $50 deposit and plant to deposit $20 per week into the same account. write an expression to represent the total amount in his savings account.