document.write( "Question 251484: Given two similar triangles, the area of the larger triangle is sixteen times the area of the smaller triangle. Find the ratio of the perimeter of the larger triangle to the perimeter of the smaller triangle . \n" ); document.write( "
Algebra.Com's Answer #183176 by rfadrogane(214)\"\" \"About 
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Since its a similar triangle;
\n" ); document.write( "so, let A1 = the area of the larger triangle
\n" ); document.write( " A2 = the area of the smaller triangle
\n" ); document.write( " P1 = the perimeter of the larger triangle
\n" ); document.write( " P2 = the perimeter of the smaller triangle\r
\n" ); document.write( "\n" ); document.write( "by ratio & proportion:
\n" ); document.write( " A1 = 16*A2 ----(1)
\n" ); document.write( " (A1/A2) = (P1/P2)^2 ----(2)
\n" ); document.write( " substitute (1) into (2)
\n" ); document.write( " [(16*A2)/A2] = (P1/P2)^2
\n" ); document.write( "taking the sqrt. on both sides;
\n" ); document.write( " 4P2 = P1
\n" ); document.write( "thus, the ratio is:
\n" ); document.write( " 4:1 --- answer
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