Solve the problem.Two surveyors 180 meters apart on the same side of a river measure their respective angles to a point between them on the other side of the river and obtain 54° and 68°. How far from the point (line-of-sight distance) is each surveyor? Round your answer to the nearest 0.1 meter.
Fill in the blank(s) with the appropriate word(s).
196.8 m, 171.7 m
Mathematics
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Find the surface area or volume.Use an integral table and a calculator to find to two decimal places the area of the surface generated by revolving the curve 
about the x-axis.
A. 9.31 B. 10.87 C. 7.62 D. 5.43
Mathematics
Solve the problem.Devin purchased a $3500 bond paying 4.5% annual simple interest after graduating from college. It is now 35 years later and he decides to cash in the bond. What is the value of this bond now? Round your answer to the nearest dollar.
A. $8632 B. $9013 C. $5513 D. $16,336 E. $3537
Mathematics
Determine whether the statement is true or false.|-13 - 1| = 13 - 1
A. True B. False
Mathematics
Simplify where possible. Then solve the equation.2t = 
+ 19
A. t = 8
B. t = 11
C. t = 
D. t = 
Mathematics