Friday

September 19, 2014

September 19, 2014

Posted by **Toni** on Monday, April 15, 2013 at 9:17am.

- Mathematics -
**drwls**, Monday, April 15, 2013 at 9:30amLet L = original field length and W = original field width.

2L + 2W = 140 (perimeter)

L+15 = 3(W-5)

L = 3W -15 -15 = 3W -30

2(3W -30) + 2W = 140

8W = 140 +60 = 200

W = 25

L = 45

L' = 60 (new dimensions)

W' = 20 "

**Answer this Question**

**Related Questions**

mathematics - the perimeter of a rectangular field is 140m. if the length is ...

Math - the perimeter of a rectangular field is 140m. If the length is increased ...

math - The area of a rectangular field is 2000 sq.m and its perimeter is 180m. ...

math - (please explain with brief explanation) The area of a rectangular field ...

Maths - A rectangular field of length 260m and breadth 200m contains a circular ...

algebra - 1. The lenght of rectangle is greater than its breadth by 2 cm.If the...

maths - the perimeter of a rectangle is 340 cm.if its length is decreased by 10...

Maths - The breadth of a rectangular plot of land is 85% of its length. The ...

Math,Ratio - the length of a rectangle is 6times as long as its breadth. a.) ...

islah publek school - a rectangular garden has a perimeter of 140m.its width is ...