Divide total feet by feet in a mile:
63,756/5280 = 12.075 miles
Divide 70 minutes by 60 minutes per hour:
70/60 = 1.166666 hours( round to 1.17)
Miles per hour = total miles/ total hours:
12.075/1.17 = 10.32 miles per hour
Answer:
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bn
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v
b
vb
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Step-by-step explanation:
5x-15=2x+21
5x-2x=21+15
3x=36
x=12
b= 45°
135.5 and 47.5
135.5+47.5=183
135.5-47.5=88