Solve the problem.An auditorium with a flat floor has a large flat-panel television on one wall. The lower edge of the television is 7 ft above the floor and the upper edge is 20 ft above the floor. Estimate the viewing angle ? at a distance x = 20 ft from the screen. Round to the nearest tenth of a degree. 
A. About 25.7°
B. About 45.0°
C. About 19.3°
D. About 28.3°
Answer: A
Mathematics
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is irrational.
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x
A. 
B. 
C. 
D. 
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Rewrite ?3x³ using rational exponents
What will be an ideal response?
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Solve the problem.The total distances (in miles) cycled by sixteen athletes in the week prior to a cycling race are shown below. Find the interquartile range.
A. 169.5 mi B. 415 mi C. 164 mi D. 180.25 mi
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