Answer:
Total cost, c = 7p
Step-by-step explanation:
1pound =$7
Joe buys p pounds,
p pounds = $7 * p
p pounds = 7p
Perimeter is the lengths of the edges added up. And if the shape is a rectangle, there are 4 edges so we divide by 4. 44/4=11. each of the four sides are 11 feet long.
width=11
length=11
area=width*length=121
The answer would 9 dogs because you have to round.