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)![]() ![]() ![]() 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( " |