Which can be used to prove directly that <1 congruent to<8?

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.

Acylinder has volume 45π and radius 3. what is it’s height?

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie