Which best describes the polygon whose vertices in the coordinate plane are (-5, 5), (0, 5), (0,0), (-5, 0)?

Only Equilateral
None of these
Regular

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters .

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.

Evaluate the expression. (9 + 5)(3 + 2)0