document.write( "Question 164669: what formula for a perimeter of a sector.eg 120 degree radius 7cm \n" ); document.write( "
Algebra.Com's Answer #121329 by Alan3354(69443) You can put this solution on YOUR website! P = r*angle (angle in radians) \n" ); document.write( "------------------ \n" ); document.write( "120 degs = 2PI/3 radians \n" ); document.write( "P = 7*2PI/3 \n" ); document.write( "P = apx 14.66 cm \n" ); document.write( " |