What is the angle of elevation from the child to the top of the tree? Round to t

label Mathematics
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A child lies on the ground and looks up at the top of a 17-ft tree nearby. The child is 14 ft away from the tree. What is the angle of elevation from the child to the top of the tree? Round to the nearest whole degree.

a.  55°

b.  35°

c.  51°

d.  39°

May 5th, 2015

Let x = the angle of elevation

Then,

tanx = 17/14

x = tan^-1(17/14) = 51 degrees to the nearest degree

choice c

May 5th, 2015

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