Geometry
# Properties of Circles

$0.76$ radians and the radius is $8$. What is the area of the sector?

In the above sector, the central angle isA circular sector with a radius of 10 has an area of 200. What is the central angle (in radians)?

$16$, what is the area of the shaded region?

The above figure shows a quarter circle that is covered by a right triangle. If the radius of the circle isA circular sector with central angle 5 radians has an area of 250. What is its radius?

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