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Your friends have locked themselves out of the house, and they need yourhelp to get back in.

Your friends have locked themselves out of the house, and they need yourhelp to get-example-1
User Javrd
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1 Answer

4 votes

SOLUTION:

Using pythagoras theorem;


w=√(l^2-h^2)
\begin{gathered} w=√(20^2-16^2) \\ w=12ft \end{gathered}

Thus, w = 12 ft

User Nickcoxdotme
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7.1k points