Artrel thinks of a number between 1 and 20

Acollege is planning to construct a rectangular parking lot on land bordered on one side by a highway. the plan is to use 680 feet of fencing to fence off the other three sides. what dimensions should the lot have if the enclosed area is to be a maximum?

Which of the following best describes the delian problem?

How does reflecting or rotating a figure change the interior angles of the figure?