document.write( "Question 108465: Roofing: The roof of a building is in the shape of a square pyramid 25 m on each side. If the slant height of the pyramid is 18 m, how much will roofing material cost at $4.25 per sq m? \n" ); document.write( "
Algebra.Com's Answer #79111 by checkley71(8403)\"\" \"About 
You can put this solution on YOUR website!
HERE WE HAVE 4 TRIANGLES.
\n" ); document.write( "BASE=25
\n" ); document.write( "HEIGHT=18
\n" ); document.write( "AREA=B*H/2
\n" ); document.write( "AREA=25*18/2
\n" ); document.write( "AREA=225 SQ M FOR EACH SIDE.
\n" ); document.write( "225*4=900 SQ M.
\n" ); document.write( "900*4.25=$3,825 COST OF THE ROOFING MATERIAL.
\n" ); document.write( "
\n" );