The area of a rectangle is 68 square feet. If the length is 3 times the width, then find the dimensions of the rectangle. Round off your answers to the nearest hundredth

What is the approximate circumference of the circle shown below?

Is (root2 -2)^2 rational or irrational. show the steps and answer fast

Suppose medical records indicate that the length of newborn babies (in inches) is normally distributed with a mean of 20 and a standard deviation of 2.6. find the probability that a given infant is between 14.8 and 25.2 inches long.