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February 28, 2015

February 28, 2015

Posted by **Melissa** on Tuesday, March 27, 2012 at 5:42pm.

A. Use the law of sines to find the angle that the ladder makes with the ground to the nearest hundredth

B. Is more than one position of the ladder possible? Explain your answer.

- Trigonometry -
**Henry**, Thursday, March 29, 2012 at 5:14pmA rt triangle is formed:

hyp. = 15 Ft. = Length of ladder.

Ver. side = 13Ft.

A. sinA / 13 = sin90 / 15.

sinA = 13*sin90 / 15 = 60.07 Deg.

B. The bottom of the ladder can be moved closer to are farther from the

bottom of the wall. But the hor. and

ver. side should always be > 0 to keep

the rt triangle.

- Trigonometry -
**Henry**, Thursday, March 29, 2012 at 5:21pmCORRECTION: sinA=13*sin90/15 = 0.8666.

A = 60.07 Deg.

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