A rectangle has a length of 23 yards less than 4 times its width. If the area of the rectangle is 3131 square yards, find the length of the rectangle.

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of x