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Surface Areas And Volumes

Question

Find the area of a sector of a circle with radius 6 cm and of angle 60°.

Solution

Here, we have
r = 6 cm and $straight theta$ = 60\
We know what that,
Area of sector = $pi tau to the power of italic 2 italic cross times theta over italic 360$
$equals space space space open parentheses 22 over 7 cross times 6 cross times 6 60 over 360 close parentheses space cm squared$
$space equals space 132 over 7 space cm cubed space equals space 18.86 space cm squared$

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Surface Areas And Volumes

Find the area of a sector of a circle with radius 6 cm and of angle 60°.

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