Solve the problem.Jarod is having a problem with rabbits getting into his rectangular vegetable garden, so he decides to fence it in. The length of the garden is 8 feet more than 6 times the width. He needs 86 feet of fencing to do the job. Use the equations 2l + 2w = 86 and l = 6w + 8 to find the length and width of the garden.
A. length: 32 ft; width: 4 ft
B. length: 38 ft; width: 5 ft
C. length: 74
ft; width: 11
ft
D. length: 44 ft; width: 6 ft
Answer: B
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A. 24 B. 36 C. 20 D. 12
Find the distance d(P1, P2) between the points P1 and P2.P1 = (0.6, 0.7); P2 = (-2.3, 1.1) Round to three decimal places, if necessary.
A. 2.927 B. 3.027 C. 9.257 D. 16.5
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watt per square meter is the least intense sound that a human ear can detect. Determine the loudness, in decibels, of the sound.A particular Boeing 747 jetliner produces noise at a loudness level of 113 decibels. Find the intensity level (round to the nearest hundredth) in watt per square meter for this noise.
A. 0.20 watt per square meter B. 0.80 watt per square meter C. 0.40 watt per square meter D. 0.10 watt per square meter
Decide whether the pair of lines is parallel, perpendicular, or neither.The line through (-20, 5) and (-4, 7) and the line through 
and 
A. Parallel B. Perpendicular C. Neither