Solve.To find the distance AB across a river, a distance BC of 851 m is laid off on one side of the river. It is found that B = 101.9° and 
Find AB.
A. 194 m
B. 174 m
C. 197 m
D. 177 m
Answer: A
Mathematics
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Multiply the complex numbers and simplify powers of i.(3 + 4i)2
A. 25 + 24i B. 9 + 16i C. 9 - 16i D. -7 + 24i
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Perform the operation and reduce to lowest terms.5
÷ 1
A. 4
B. 3
C. 3
D. 3
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Choose the most reasonable measurement for the situation described.What is the most reasonable measurement for the height of a tall skyscraper building?
A. 339 mm B. 339 m C. 339 km D. 339 cm
Mathematics
Find the average rate of change of the function as x changes from a to b.f(x) = x2 - 2; a = 1, b = 5
A. 6 B. 0 C. -4 D. -6
Mathematics