Find the area of square whose perimeter is 9 1 upon 11

please fast

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1