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The triangle shown is an equilateral triangle with side length 12 cm. A side of the triangle is the diameter of the circle.  What is the area of the shaded region?

 

 Nov 13, 2020
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The triangle shown is an equilateral triangle with side length 12 cm. A side of the triangle is the diameter of the circle.  What is the area of the shaded region?

 

Hello Guest1

 

\(A=A_▷-\frac{2}{4}A_▷-\frac{1}{6}\pi r^2\)

\(A=(\frac{12^2\sqrt{3}}{4}-\frac{1}{2}\cdot \frac{12^2\sqrt{3}}{4}-\frac{1}{6}\pi \cdot 6^2)\ cm^2\)

\(A=12.327\ cm^2\)

 

The area of the shaded region is \(12.327\ cm^2\)

laugh  !

 Nov 14, 2020

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