1. Given the diagram below, find the value of x if the area is 21 square meters.​

What is the solution set of the quadratic inequality x^2-5< or equal to 0

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

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?