Find the perimeter.A concrete curb is to be built around a parking lot. How many meters of curbing will be needed?
A. 106 m
B. 2640 m
C. 212 m
D. 172 m
Answer: C
Mathematics
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Reverse the order of integration and then evaluate the integral.
A. 1 - cos 8 B. cos 8 C. 1 + cos 8 D. - cos 8
Mathematics
Subtract.
- 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A rectangular photograph measures 27 inches by 42 inches. The photographer wishes to frame the photograph with a frame x inches wide, as shown. Write an expression in factored form for the area of the frame in terms of x. 
A. 4x(x - 69) B. 2(x + 21)(2x + 27) C. 2(2x2 + 69x + 1134) D. 2x(2x + 69)
Mathematics
Solve the equation without using a calculator.
x = 
A. 
B. -4
C. 4
D. 
Mathematics