If 5 in represents 7ft, then 21 ft will be represented by (21 * 5) / 7 = 15 in and 28ft will be represented by (28 * 5) / 7 = 20 in. Hence the dimension of the scale drawing will be 15 in by 20 in.
WORK For Exercises 44 and 45, use the information below and in the graph. Andrea works in a restaurant and is paid every two weeks. If Andrea earns $ 6.50 an hour, illustrate the Distributive Property by writing two expressions representing Andrea's pay last week.