Testing a triangle with the converse theorem

Testing a triangle with the converse theorem

Secondary 2

3 marks

TGM Original Questions

A triangle has side lengths \(84\) cm, \(187\) cm and \(205\) cm. Mei claims it is right-angled. Is she correct? Justify.[3]

Solution:

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Answer:Yes; it is right-angled opposite the \(205\) cm side.

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