The fencing of the left border costs $10 per foot, while the fencing of the lower border costs $2 per foot. (No fencing is required along the river.) You want to spend $720 and enclose as much area as possible. What are the dimensions of your garden, and what area does it enclose?
Left border:
Bottom border:
Garden area:

Ten times the square of a non-zero number is eqaul to ninety times the number

Acircle has a radius of 12.6cm what is the exact length of an arc formed by a central angle measuring 120

How much money does ron have left each month after his fixed expenses? ron graduated from college five years ago. he recently bought a house, but shares it with a housemate who pays him $800 a month for rent and utilities. ron is putting a budget worksheet together so he will have a better idea of where his money is going and where he can save. enlarge