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Right-angled Triangles, SM-Bank 014

Use Pythagoras' Theorem to decide if the numbers \(12 , 35\) and \(37\) form a Pythagorean triad.  (2 marks)

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\(\text{See worked solution}\)

\(12,\ 35\ \text{and }37\ \text{form a Pythagorean triad.}\)

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\(\text{Let }a=12 ,\ b=35\ \text{and }c=37\)

\(\text{Pythagoras’ Theorem states:  }a^2+b^2=c^2\)

\(\text{LHS: }\longrightarrow\ \) \(a^2+b^2\) \(=12^2+35^2\)
    \(=144+1225\)
    \(=1369\)
    \(=37^2=\text{RHS}\)

\(\therefore\ 12,\ 35\ \text{and }37\ \text{form a Pythagorean triad.}\)

Filed Under: Right-angled Triangles Tagged With: num-title-ct-core, smc-4218-20-Triads

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