Find the unknown length in the right triangle. Give an exact answer and a decimal approximation rounded to three decimal places.
A. b = 405 m
B. b = 
m; b ? 3.000 m
C. b = 
m; b ? 32.450 m
D. b = 
m; b ? 20.125 m
Answer: D
Mathematics
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A. p = -7 B. p = -8 C. p = -9 D. p = -2
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Provide an appropriate response.Given the following system of equations:-5x + 20y = -2520x + 20y = -25,is it possible to change exactly one coefficient or constant to make the system dependent? Make the change if it is possible. Explain your answer.
What will be an ideal response?
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Solve.5(2z - 2) = 9(z + 2)
A. -8 B. 28 C. 13 D. 8
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Evaluate the expression for the given values.
x = 1; y = -1
A. -5
B. - 
C. - 
D. -3
Mathematics