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August 29, 2014

August 29, 2014

Posted by **marvin** on Tuesday, August 30, 2011 at 10:55pm.

- Trigonometry -
**Reiny**, Wednesday, August 31, 2011 at 12:21amMake a sketch.

I have a triangle ABC, where BC is the ground, AC is the tower.

Angle B = 60°, angle C = 84.5°, making angle A = 35.5°

by Sine Law:

BC/sin 35.5° = 179/sin 60°

I get BC = 120.026

So the shadow of the tower is 120 ft long

- Trigonometry -
**obieey**, Wednesday, November 28, 2012 at 2:39pmthe angle of elevation of the sun is 31 degrees. find the lenght of the shadow, to the nearest foot, of a man that is 6feet tall.

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