Solve the problem. Round to the nearest tenth, if necessary.A long-distance runner runs 4 miles directly south and then faces due east and runs another 8 miles. How far is the runner, in a straight line, from his starting point? 
A. 40 mi
B. 6 mi
C. 8.9 mi
D. 4.45 mi
Answer: C
Mathematics
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y 3/2 - y 1/2 from x = 16 to x = 25
A. 
B. 20
C. 32
D. 
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Multiply using Napier's bones.46 × 322
A. 14,812 B. 14,858 C. 14,766 D. 15,134
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Perform the indicated operation and reduce to lowest terms.
- 
A. 
B. 
C. 
D. 
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Find the nth term of the geometric sequence.a1 = 1792, r = 
, n = 4
A. a4 = - 
B. a4 = 
C. a4 = -28
D. a4 = 28
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