document.write( "Question 298989: I am a Mom I can not figure out how to do the area of a sector of a circle I have a central angle of 140 and a radius of 6 in and I know the answer is 43.96 but I can not do the math to make it come out to 43 so I can't explain to my child how to do this...so frustrated please help me \n" ); document.write( "
Algebra.Com's Answer #214978 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! Area of a circle is pi*r^2 \n" ); document.write( "3.14 is pi \n" ); document.write( "r=6 \n" ); document.write( "what part of the circle do we want? 140/360 \n" ); document.write( "(36*3.14)*140/360=\r \n" ); document.write( "\n" ); document.write( "36/360=1/10 \n" ); document.write( "140/10=14\r \n" ); document.write( "\n" ); document.write( "3.14*14=43.96 \n" ); document.write( " |