Chinagarcia Chinagarcia

15-05-2017
Mathematics

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A 20-ft ladder is leaning against a wall. If the ladder is 12 ft from the base of the wall, how high above the ground does the ladder touch the wall?

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egriffin9115 egriffin9115

16-05-2017

the answer is 16. draw a model, it helps a squared + b squared= c squared so youd do 12 squared + b squared = 20 squared

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