A ladder is resting against a wall. The ladder and the ground make an angle of 67° and the ladder is 10 ft from the wall. How long is the ladder?

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asked Sep 18, 2018 10.5k views

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Mayur Chauhan · Answer 1 · 2018-09-22T05:08:12+0000

The ladder is about 25.6 ft

Using x for the length of the ladder, draw it as a right triangle.

10/x = cos 67

10/x = 10/cos67

cos 67 is about 0.391

10/.391 is approximately 25.57

A ladder is resting against a wall. The ladder and the ground make an angle of 67° and the ladder is 10 ft from the wall. How long is the ladder?

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