Please show a picture of the diagram.
Answer:
12.3 feet of chain is your answer.
54x89=4806
123x85=10,455
64x15=960
264x14=3,696
Answer:
B. -90
Step-by-step explanation:
a1=9; d=-3
a34=9-3(33-1)=-90
I only did the first part but maybe later I will solve the rest too. If there are any errors but tell me so I can update the pic.