Posted by **fakku** on Wednesday, May 18, 2011 at 1:28pm.

The angle of elevation of the sun is 20 degrees. At the same time,how long is the shadow cast by a building 50 meter high?

- Trigonometry -
**Annonymous**, Wednesday, May 18, 2011 at 3:30pm
You would start off by setting up the equation as follows:

tan20=50/x (You would use tan because of the chief, SOHCAHTOA tan is opposite over adjacent.

multiply by x on both sides leaving you with

xtan20=50

Divide by tan 20.

Your answer would be 137.37 meters

- Trigonometry -
**NIRVANA RIZA A. GARON**, Saturday, March 10, 2012 at 9:49am
tan20=50/x

xtan20=50

50/tan20

137.37 meters

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