Jimmy is selling used books at a yard sale. A customer buys 9 books at a cost of $0.75 each and pays with a $20.00 bill. Jimmy m
ust determine c, the amount of change in dollars he should give the customer. Which equation represents c?
I have 55 minutes and 8 questions, please hurry
I have 55 minutes and 8 questions, please hurry
2 answers:
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Since the area of a circle is π
, and our radius is 9 we know the total area to be 254.469, and the ratio of sector area to total area is 169.56/254.469 = .6663. There are 360 degrees in a circle, so: 
≈ 240°
240 degrees
240 degrees
First divide 3 both side
Than move 4 to another side
Than divide by 2
Than move 4 to another side
Than divide by 2