Aladder is leaning against a building that makes a 32 degree angle with the ground. the top of the ladder reaches 20 feet up on the building. what is the length of the ladder?

Solve the equation 3x2 + 19x + 9 = 0 to the nearest tenth.

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.

Name the most appropriate metric unit for each measurement like the mass of cow