snydesam250 snydesam250
  • 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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