An air conditioning system can circulate 280 cubic feet of air per minute. how many cubic yards of air can it circulate per minute

What is the approximate total length of iron edging needed to create the square frame and the two diagonals?

Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.