A 10-meter telephone pole casts a shadow directly down a slope when the angle of elevation of the sun is 42 degrees.

Find theta, the angle of elevation of the ground.

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- January 7th 2009, 03:18 PMmagentaritaFind Angle Theta
A 10-meter telephone pole casts a shadow directly down a slope when the angle of elevation of the sun is 42 degrees.

Find theta, the angle of elevation of the ground.

- January 8th 2009, 12:25 AMProve It
- January 9th 2009, 09:06 AMmagentaritabut...
- January 9th 2009, 12:48 PMMath MajorQuote:

Remember that the sum of three angles in a triangle is http://www.mathhelpforum.com/math-he...a552d7be-1.gif.

Provided that the telephone pole is perpendicular to the ground (as all are), then http://www.mathhelpforum.com/math-he...2a964305-1.gif.

http://www.mathhelpforum.com/math-he...c26aa60e-1.gif

http://www.mathhelpforum.com/math-he...a0de8356-1.gif.

- January 9th 2009, 01:21 PMmasters
- January 12th 2009, 10:27 PMmagentaritaYes....