Find the perimeter.A rectangular coal bin has a length of 
feet and a width of 
feet.
A. 18
feet
B. 9
feet
C. 18
feet
D. 9
feet
Answer: C
Mathematics
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Solve the problem.If the rectangle below is a golden rectangle(with 2x as the shorter side), then the approximate value of x is
A. 161.8. B. 377. C. 261.8. D. 188.5. E. none of these
Mathematics
Multiply the polynomials. Express the answer as a single polynomial in standard form.(5x + 8)2
A. 5x2 + 64 B. 5x2 + 80x + 64 C. 25x2 + 64 D. 25x2 + 80x + 64
Mathematics
Provide an appropriate response.If x and y are both replaced by negative numbers, is the value of 
positive or negative?
What will be an ideal response?
Mathematics
Indicate whether the statement is true or false.A system of linear inequalities can have solutions in exactly three of the quadrants.
A. True B. False
Mathematics