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Find the number of square units in the area of the shaded region.

 

 Jul 20, 2022
 #1
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The shaded region is the triangle's area minus the white circle's area, which appears to be an inscribed circle.

 

However, there's a catch: We can't calculate the area of the triangle with 2 sides and 0 angles...

 Jul 20, 2022
 #2
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oh, builderbot, it's so tempting to call Q a right angle.  It looks like

it's a right angle, and that would make side PR come out even. 

Guest Jul 21, 2022

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