document.write( "Question 1049007: The radius is 8cm and the measurement of the central angle is 90 degrees. What is the area of the shade region? (express in terms of pi) \n" ); document.write( "
Algebra.Com's Answer #664573 by Alan3354(69443)\"\" \"About 
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No shaded area shown.
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\n" ); document.write( "If it's 1/4 of a circle, it's 1/4 of pi*r^2
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