Casey wants to put new carpet in her bedroom. a drawing of casey's room is below. it consists of two sections: a square and a rectangle. the rectangular section has the same width as the square section, but twice the length. if one side of the square section measures 3 yards, how many square yards of carpet should casey buy for her room? a. 27 square yards b. 36 square yards c. 18 square yards d. 24 square yards