The area of a rectangle is 10 square inches. If the length of the rectangle is 3 more than the width, find the length and width.

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)