25-01-2018
Mathematics

contestada

A 14 foot ladder is being used to get to the top of 12 foot tall wall at what angle of elevation must the ladder be positioned in order to reach the top of the wall

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bribri629 bribri629

25-01-2018

using a^2+b^2=c^2 it would be a^2+12^2=14^2

a^2+144=196
a^2=340
then square rooted would be a=18.439

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