document.write( "Question 1181626: A gardener will plant grass in a circular, flat garden. The part of the garden where the gardener will plant the grass is represented by the shaded area in the figure shown.\r
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\n" ); document.write( "\n" ); document.write( "- The garden has a diameter of 18 feet.
\n" ); document.write( "- There is a square concrete slab in the center of the garden. Each side of the square measures 4 feet.
\n" ); document.write( "- The cost of the grass is $0.99 per square foot.\r
\n" ); document.write( "\n" ); document.write( "Determine the total cost in dollars, of the grass that the gardener needs. Use π=3.14.
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Algebra.Com's Answer #811531 by greenestamps(13200)\"\" \"About 
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\n" ); document.write( "The diameter is 18 feet, so the radius is 9 feet.
\n" ); document.write( "The area of the whole circular garden is pi times the square of the radius.
\n" ); document.write( "The side of the square is 4 feet.
\n" ); document.write( "The area of the square is the square of the side length.
\n" ); document.write( "Subtract the area of the concrete slab from the area of the whole garden to get the area of grass.
\n" ); document.write( "Multiply the area of the grass (it is in square feet) times the cost per square foot of the grass.

\n" ); document.write( "All easy calculations.... Do them.

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