Kay Min's answer to SOH WEN XIN's Malaysia question.

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Kay Min
Kay Min's answer
64 answers (Tutor Details)
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hope it helps! :)

For such triangle which does not have a height given in the middle.

How to identify the height:
perpendicular to the base and extend to the highest point of the triangle.

Any of the three sides can be the base. It is the side of the triangle connected to the height.