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Un article trouvé pour ce sujet.
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A telephone pole on a slope |
2009-12-14 |
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Marissa pose la question :
A 10 meter telephone pole casts a 17 meter shadow directly down a slope when the angle of elevation of the sun is 42 degrees. Find the angle of elevation of the ground. Its a law of sines problem.
Penny Nom lui répond. |
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