document.write( "Question 970128: Calculate the area of a sector of a circle with radius 4 km that subtends an angle (5pi/8) Enter your answer in square kilometers? \n" ); document.write( "
Algebra.Com's Answer #592794 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Calculate the area of a sector of a circle with radius 4 km that subtends an angle (5pi/8) Enter your answer in square kilometers?
\n" ); document.write( "----
\n" ); document.write( "Area of the circle:: pi*4^2 = 16pi
\n" ); document.write( "---
\n" ); document.write( "Proportion::
\n" ); document.write( "sector area/(5pi/8) = circle area/2pi
\n" ); document.write( "-------
\n" ); document.write( "sector area [5pi/8][16pi/2pi]
\n" ); document.write( "----
\n" ); document.write( "Ans:: 5 km^2
\n" ); document.write( "-----------
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "-----------
\n" ); document.write( "
\n" );