A cylinder has a diameter of 8 and a height of 18 what is the surface area

Chanelle deposits $7,500 into the bank. she does not withdraw or deposit money for 6 years. she earns 6% interest during that time. what will the balance be when she is finally able to withdraw her money?

James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents