The find out Perimeter:
Perimeter of the rectangle is where l is the length and w is the width.
(Substitute l = 25 and w = 11)
(Add: )
in (Multiply: )
The perimeter (P) = 72 in.
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=dc18c1d8425d332b72dbdab94e40d8df.png\")
where l is the length and w is the width.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=8b1299f76e4f2fc7c18f867ea48d5a84.png\")
(Substitute l = 25 and w = 11)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b2ce7b1fe66908d8b2b3c35d29a47150.png\")
(Add: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3332df617d251938c891d0d30ec8414c.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=34d7bb4c57356c5863c25daa085f6130.png\")
in (Multiply: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=526f5b0c5e4cc481cb10775fb5ae16cd.png\")
)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")