A dog is starting a diet to get in better shape. The dog starts at 89.5 pounds and loses 0.5 pounds each week, w, for a certain number of weeks. Halfway through the diet, the dog weighs 80 pounds. How many weeks has the dog been dieting for?

❤️ (geometry) does the construction demonstrate how to copy an angle correctly using technology a) yes; the distance between points a and f was used to create circle h b) yes; the distance between points f and g was used to create circle h c)no; the distance between points a and f was used to create circle h d) no; the distance between points f and g was used to create circle h