Posted by **Kelly** on Thursday, January 17, 2013 at 11:10pm.

A 12-foot ladder reaches 9 ft 6 in up a wall. How far up would a 20-foot ladder reach when placed at the same angle? Write the answer in feet with inches.

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**drwls**, Friday, January 18, 2013 at 1:26am
9.5/12 = x/20

x = 15.833 feet = 15 5/6 feet

= 15 feet 10 inches

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**Carol**, Tuesday, March 8, 2016 at 7:25pm
A 20 foot extension ladder leaning against a building makes a 70.5 degrees angle with the ground. How far up the building does the ladder touch

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