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In the diagram, O is the center of a circle with radii OP=OQ=15. What is the perimeter of the shaded region?

 

 Nov 8, 2021
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It is 3/4 * the circumference of the circle  + 2 radii.

 

The formula for the circumference of a circle is 2pi*r

 

Now you can do it.

 Nov 8, 2021

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