In this task, you need to answer the given multiple-choice question on geometry. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Q: Problem: a rectangular room has the rectangular shaped rug shown as above figure such that the rug ’ s area is 220 square feet and its length is 12 feet longer than its width . if the uniform width between the rug and room is 12 feet , what is the area of the region uncovered by the rug ( shaded region ) , in square feet ? 
Options: a ) 32 , b ) 1136 , c ) 40 , d ) 1344 , e ) 104

A: d
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Q: Problem: what is the measure of the radius of the circle that circumscribes a triangle whose sides measure 11 , 60 and 61 ? 
Options: a ) 6.5 , b ) 12.5 , c ) 28 , d ) 30.5 , e ) 40

A: d
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Q: Problem: the roof of an apartment building is rectangular and its length is 3 times longer than its width . if the area of the roof is 588 feet squared , what is the difference between the length and the width of the roof ? 
Options: a ) 28 . , b ) 40 . , c ) 42 . , d ) 44 . , e ) 46 .

A:
a
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