Find the lengths of all the unknown members of the truss.
Round your answer to one decimal place.
?
 
?
?

A.
B.
C.
D.
E.

Answer: B

Mathematics

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Find the x-intercepts and y-intercept of the graph of the given quadratic equation.y = 7x2 - 32x + 16

A. x-intercepts  and (4, 0); y-intercept (0, 16)
B. x-intercepts  and (-4, 0); y-intercept (0, -16)
C. x-intercepts  and (4, 0); y-intercept (0, -16)
D. x-intercepts  and (-4, 0); y-intercept (0, 16)

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Convert  to m/hr

A. 30000.0m/hr
B. 3000m/hr
C. 3000m/hr
D. 30000m/hr

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Solve the problem.Two tracking stations are on the equator 120 miles apart. A weather balloon is located on a bearing of  from the western station and on a bearing of N19°W from the eastern station. How far is the balloon from the western station? Round to the nearest mile.

A. 138 miles B. 99 miles C. 129 miles D. 90 miles

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Find the reciprocal, if it exists.-2

A. 2
B. 0
C. -  
D.  

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