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# Pre test help

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is 27, 36, 45 a pythagorean triad

Guest Mar 1, 2017
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#1
+84282
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Yep.....it's a multiple  [of 9]  of the basic triad   3 - 4 - 5

CPhill  Mar 1, 2017
#2
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Yes, it is, because:

45^2 =36^2 + 27^2. They are called "Pythagorean "triple".

Guest Mar 1, 2017
#3
+19089
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is 27, 36, 45 a pythagorean triad

$$\begin{array}{|rcll|} \hline \sqrt{27^2+ 36^2} = 45 \qquad \text{yes 27, 36, 45 a pythagorean triad} \\ \hline \end{array}$$

heureka  Mar 1, 2017

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