Suppose that we fit a band tightly around the earth at the equator. We wish to raise the band so that it is uniformly supported 7 ft above the earth at the equator. How much extra length would have to be added to the band (not the supports) to do this.
?
?
A. about 37 ft
B. about 44 ft
C. about 49 ft
D. about 35 ft
E. about 88 ft
Answer: B
You might also like to view...
Graph the quadratic function.
a. 
b. 
c. 
d. 
Solve the problem.The length of a rectangular frame is 3 cm more than the width. The area inside the frame is 154 square cm. Find the width of the frame.
A. 17 cm B. 14 cm C. 12 cm D. 11 cm
Identify the conic that the polar equation represents. Also, give the position of the directrix.r = 
A. hyperbola, directrix perpendicular to the polar axis 3 right of the pole B. ellipse, directrix perpendicular to the polar axis 3 left of the pole C. hyperbola, directrix perpendicular to the polar axis 3 left of the pole D. ellipse, directrix perpendicular to the polar axis 3 right of the pole
Write the following as an algebraic expression in u, u > 0.sin(arctan u)
A. u
B. 
C. 
D. 