Use the figure shown below to answer the question(s).
Reflecting any point A through H on the circle about the line L and then about the line M is equivalent to
A. a 180° rotation about the rotocenter O.
B. the identity motion.
C. a reflection about the vertical line through A and E.
D. a reflection about the horizontal line through C and G.
E. none of these
Answer: A
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Solve the problem.Find the perimeter of a rhombus with a side of 17.8 ft.
A. 71.2 ft B. 75 ft C. 35.6 ft D. 316.8 ft
Evaluate the integral.
dx
A. 
B. 
+ C
C. 2032
D. 
Graph the following line.Through (0, 4), m = - 4
A. 
B. 
C. 
D. 
When both copying machines A and B are working, secretaries can make 83 copies in one minute. In one minute's time, copiers A and C together produce 95 copies, and all three working together produce 129 copies. How many copies per minute can each machine produce separately? ? Please enter your answer in the form a = , b = , c = , where a, b, c are the productivity of the A, B, C without the units.
What will be an ideal response?