PLEASEEESE HELPPPPPPP 1-in. length on the blueprint corresponds to an actual length of 3 ft. What is the scale of the blueprint? What are the actual dimensions of the bathroom? What is the actual area of the bathroom?1 in. : 5 ft, 17.5 ft by 20 ft, 350 ft21 in. : 3 ft, 4.5 ft by 9 ft, 40.5 ft21 in. : 3 ft, 3ft by 9 ft, 18 ft2