Solve the problem.A power outage affected all homes and businesses within a 15 mi radius of the power station. If the power station is located 13 mi north of the center of town, find an equation of the circle consisting of the furthest points from the station affected by the power outage.
A. x2 + (y + 13)2 = 225
B. x2 + y2 = 225
C. x2 + (y - 13)2 = 15
D. x2 + (y - 13)2 = 225
Answer: D
Mathematics
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A. 51° B. 61° C. 49° D. 39°
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+ 
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Solve.The formula for the area of a square is A = s2 where s is the length of a side. Use this formula to find the length of a side of a building which has a square base with an area of 280 square meters. Give your answer in exact form and as a decimal rounded to the nearest hundredth of a meter.
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? 98.99 m
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? 33.47 m
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Mathematics