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I need to know the answer at least 3 decimal places

I need to know the answer at least 3 decimal places-example-1
User Kansuler
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From the problem we have a right triangle.

Using pythagorean theorem in getting the length of AB :


\begin{gathered} AB^2=12^2-9^2 \\ AB^2=144-81 \\ AB^2=63 \\ AB=\sqrt[]{63} \\ AB=7.937 \end{gathered}

The length of AB is 7.937

I need to know the answer at least 3 decimal places-example-1
User Harun
by
7.6k points

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