Plz me i cant figure this out at all you

Which statement best describes a square? a. a special rectangle that has four right angles b. a special trapezoid that has four sides of equal length c. a special rectangle that has four sides of equal length d. a special trapezoid that has four right angles

Use the knowledge of x- and y- intercepts to choose the correct graph of the equation 3x+6y=6

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.