Answer:
Problem1= a Problem 2=a
Step-by-step explanation:
Hope this helps
I can't see the figure entirely. To solve for the perimeter you need to know the height!
Helen runs the longest distance in 4 days.
Helen (In 4 days): 2.75 x 4 = 11
Bill (In 4 days): 10
11 (Helen) > 10 (Bill), so therefore Helen runs the longest distance in 4 days.