Solve the problem.Find the dimensions that produce the maximum floor area for a one-story house that is rectangular in shape and has a perimeter of 172 ft.
A. 43 ft × 172 ft
B. 43 ft × 43 ft
C. 14.33 ft × 43 ft
D. 86 ft × 86 ft
Answer: B
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Convert as indicated. If necessary, round to two decimal places.75 miles to kilometers
A. 190.5 km B. 81.75 km C. 46.5 km D. 120.75 km
Find the first term and the common difference of the arithmetic sequence described. Give a formula for the nth term of the sequence.5th term is -21; 12th term is -84
A. a = 15; d = 9; an = -9n + 24 B. a = 15; d = -9; an = -9n - 24 C. a = 15; d = -9; an = -9n + 24 D. a = 6; d = -9; an = 15n - 9
Use the vertex and the direction in which the parabola opens to determine the relation's domain and range.y2 - 12y - x + 38 = 0
A. Domain: (-?, - 2) Range: (-?, ?) B. Domain: (2, ?] Range: (-?, ?) C. Domain: (-?, ?) Range: (-?, ?) D. Domain: (-?, ?) Range: (-?, - 2]
Solve the problem.A certain noise has an intensity I of 
. Given that decibel level D is related to intensity by 
, where I0 is 10-12, determine the decibel level of the noise. Round to the nearest decibel.
A. 75 decibels B. 195 decibels C. 85 decibels D. 8 decibels