Solve the problem.A sail on a sailboat is supported by a mast and a boom. The length and direction of the mast and boom can be described by the vectors m = i - 4j + 5k and b = -2i + 3j + k, respectively, where the components are in meters. Find the angle (to the nearest tenth of a degree) between the mast and boom.
Fill in the blank(s) with the appropriate word(s).
?? 111.8°
Mathematics
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Solve the equation.
- 
= 6
A. 
B. 6
C. 
D. 
Mathematics
Simplify.63 - (30 - 6)
A. 39 B. 33 C. 24 D. 27
Mathematics
Provide an appropriate response.The median is a better indicator of the average than the mean.
A. True B. False
Mathematics
Use the information given about the angle ? to find the exact value of the indicated trigonometric function.csc ? = -
, cos ? > 0Find sin 
.
A. 
B. 
C. 
D. -
Mathematics