Suppose the figure below is an exaggerated diagram of a plane flying above the earth. The plane is 5.05 miles above the earth and the radius of the earth is 4,000 miles.
?
?
To each of your answers, apply the rules regarding the use of significant digits when determining your answer. Round the distance to the nearest miles and the angle to the nearest tenth of degree.
?
How far is it from the plane to the horizon?
?
__________ mi
?
What is the measure of angle A?
?
__________ °
What will be an ideal response?
201; 87.1
Mathematics
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Simplify completely.- 
A. 
B. 
C. - 
D. - 
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Solve the problem.A certain scholarship will pay for 
of a student's total tuition. How much will a student who receives this scholarship pay toward tuition, if tuition is $960?
A. $120 B. $840 C. $946 D. $900
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State the solution set to the inequality by reading the graph.x4 - 10x2 + 9 ? 0y = x4 - 10x2 + 9
A. (-?, -3] ? [3, ?) B. [-3, -1] ? [1, 3] C. (-?, -3] ? [-1, 0) D. (-?, -3] ? [-1, 1] ? [3, ?)
Mathematics
Solve the problem.The work W (in joules) done by a force F (in newtons) moving an object through a distance x (in meters) is given by 
Find a formula for W, if 
and k is a constant.
A. W = 
+ C
B. W = kx2 + C
C. W = k + C
D. W = 
+ C
Mathematics