Posted by **Rich** on Thursday, May 9, 2013 at 9:45pm.

The bottom of the ladder on a horizontal flat surface rests against a wall. It makes an angle of elevation of 35°. The bottom of the ladder is 42 ft from the base of the wall. How long is the ladder? Round your answer to the nearest whole number.

- MATH -
**Steve**, Friday, May 10, 2013 at 11:08am
42/x = cos35°

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