You want an answer that says the following... She spent eleven (11) hours while working at the library which can be represented by p and she earned an amount of cash of at least one hundred forty (140) dollars.
An equilateral triangle is a triangle where all sides are of equal lengths. So, the angles are of equal values as well which is 60. We use the angle and the height of the triangle to determine the side length. We do as follows:
