Asquare calendar has sides that are 9 inches long. what is the calendar area?

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?