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01-01-2018
Mathematics

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Coordinates of a triangle are (7,0) (0,8) and (20,10) what is the area of the triangle

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Ultroid Ultroid

08-01-2018

Using shoelace, we get [tex]$\frac{1}{2}\cdot\text{abs}(7\cdot8+0\cdot10+20\cdot0-0\cdot0-8\cdot20-10\cdot7)=87.$[/tex]

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