document.write( "Question 973187: What is the angle measure of an arc pi meters long with a radius of 4? \n" ); document.write( "
Algebra.Com's Answer #595418 by Boreal(15235)\"\" \"About 
You can put this solution on YOUR website!
Radius of the circle is 4. A semicircle has an arc length of 4 pi
\n" ); document.write( "Therefore, if you divide the semicircle arc by 4, you have pi as an arc length, and that is 45 degrees OR pi/4 radians. That will make the arc length pi meters,
\n" ); document.write( "
\n" ); document.write( "
\n" );