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July 30, 2015

Homework Help: math

Posted by PLEASE CHECK MY ANSWERS on Wednesday, January 19, 2011 at 6:32pm.

Can someone please take a look at these results and make sure they're correct? Thank you!


5. The Leaning Tower of Pisa leans toward the south at an angle of 5.5 degrees. One day near noon its shadow was measured to be 84.02m long and the angle of elevation from the tip of the shadow to the following, assume that the Tower is like a pole stuck in the ground, that is, it has negligible width.

a. Determine the slant of the tower.
The tower makes an angle of 78.5 degrees with the ground.
Let x be the length of the shadow.

Side A: 84.02m
Side B: 8.1m
Side C: 82.9m

Angle A: 5.5 degrees
Angle B: 78.5 degrees
Angle C: 96 degrees

b. How high is the tip of the tower above the ground?
The tip of the tower is 82.9 meters above the ground.

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