Use the Pythagorean Theorem to find the missing length in the right triangle. Use a calculator to find square roots, rounding, if necessary, to the nearest tenth.
A. 28 ft
B. 7.5 ft
C. 56 ft
D. 7 ft
Answer: B
Mathematics
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Write an expression using exponents.(-x)(-x)(-x)(-y)(-y)
A. 5(-x)(-y) B. 3(-x) ? 2(-y) C. (-x-y)5 D. (-x)3(-y)2
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Graph the inequality.x2 + y2 ? 36
A. 
B. 
C. 
D. 
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Solve the problem.One rope pulls a barge directly east with a force of 50 N, and another rope pulls the barge directly north with a force of 46 N. Find the magnitude of the resultant force acting on the barge.
A. 4 N B. 96 N C. 2300 N D. 68 N
Mathematics
Find the mean and standard deviation of the specified probability density function.f(x) = 0.2e-0.2x for [0, ?)
A. ? = 0.5, ? = 0.5 B. ? = 5, ? = 5 C. ? = 6, ? = 6 D. ? = 0.5, ? = 0.6
Mathematics