In a right triangle, find the length of the side not given. Let c represent the length of the hypotenuse. Give an answer to the nearest tenth if necessary.a = 1 ft, c = 30 ft
A. b ? 31 ft
B. b ? 30.0 ft
C. b = 29 ft
D. b ? 5.4 ft
Answer: B
Mathematics
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Fill in the blank(s) with the appropriate word(s).
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The boat swim y miles downstream in 5 hours. The speed of the boat in still water is 24 mph. Write the a linear equation that represent how distance depends from the speed of stream x.
A. y = 5x + 120 B. y = 5x + 24 C. y = 120x + 5 D. y = 24x + 120
Mathematics
Solve the problem.Find the centroid of the region in the first quadrant bounded by the curve y = 3 cos x and the axes.
A. 
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B. 
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C. 
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D. 
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Mathematics
Multiply and simplify.
? 
A. 1
B. 
C. -1
D. 0
Mathematics