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A ladder is placed on a wall at a 60 degree angle with the ground. The ladder is 24 feet tall. How far from the base of the wall is the ladder standing?

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Use cosine identity:


\begin{gathered} \cos (\theta)=(adjacent)/(hypotenuse) \\ \cos (60)=(x)/(24) \\ \text{solve for x:} \\ x=24\cdot\cos (60)=12ft \end{gathered}

A ladder is placed on a wall at a 60 degree angle with the ground. The ladder is 24 feet-example-1
User Adlan Arif Zakaria
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