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Right-angled Triangles, SM-Bank 016

Use Pythagoras' Theorem to decide if the numbers \(36, 48\) and \(63\) form a Pythagorean triad.  (2 marks)

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\(36,\ 48\ \text{and }63\ \text{do not form a Pythagorean triad.}\)

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\(\text{Let }a=36 ,\ b=48\ \text{and }c=63\)

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

\(\text{LHS: }\longrightarrow\ \) \(a^2+b^2\) \(=36^2+48^2\)
    \(=1296+2304\)
    \(=3600\)
    \(=60^2\ne\text{RHS}\)

\(\therefore\ 36,\ 48\ \text{and }63\ \text{do not form a Pythagorean triad.}\)

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

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