document.write( "Question 589257: The sum of the measures of four angles of a pentagon is 405 degrees. Find the measure of the fifth angle. \n" ); document.write( "

Algebra.Com's Answer #374771 by solver91311(24713) $\"\"$ $\"About$

You can put this solution on YOUR website!
\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "The sum of the measures of the interior angles of an

-gon is given by

. Use

to calculate the sum of the angles of a pentagon. Subtract the given sum of measures of the first four interior angles to find the measure of the fifth.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "John
\n" ); document.write( "

\n" ); document.write( "My calculator said it, I believe it, that settles it
\n" ); document.write( "

$\"The$

\n" ); document.write( " \n" ); document.write( "

\n" );