owangray
owangray owangray
  • 24-05-2017
  • Mathematics
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I don't remember sector area, and this is on my review for my geometry final

I dont remember sector area and this is on my review for my geometry final class=

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jdoe0001 jdoe0001
  • 24-05-2017
[tex]\bf \textit{area of a sector of a circle}\\\\ A=\cfrac{\theta\pi r^2}{360}\qquad \begin{cases} \theta=\textit{angle in degrees}\\ r=radius\\ ---------\\ \theta=45\\ r=8 \end{cases}\implies A=\cfrac{45\cdot \pi \cdot 8^2}{360}[/tex]
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