Ask a New Question

Question

A rectangular pig pen is made of 84 meters of fencing on three sides. The fourth side is a barn wall. Find the dimensions and greatest possible area of the enclosure.
9 years ago

Answers

Steve
2x+y = 84
a = xy = x(84-2x)

That's just a parabola. Find its vertex for maximum area.
9 years ago

Related Questions

John made a rectangular pen for his dog using 28 feet of fencing.If the width of the pen is 2 feet m... open top rectangular box made from 35 x 35 inch piece of sheet metal by cutting out equal size squar... A rectangular garden is made at the side of the house. Part of the house forms one side of the fenci... a rectangular mosaic is made up of exactly 12 square tiles that have an area of 9 square inches each... a rectangular quilt is made from 180 blocks ,what 3 dimensions will the quilt have? A rectangular box is to be made from a piece of cardboard 6 cm wide and 14 cm long by cutting out sq... an open rectangular box is made of wood 1cm thick if the external dimensions are 42cm long 32cm wide... Emma made two right rectangular prisms with unit cubes. The prisms each measured 2 units wide, 5 un... A rectangular deck is made up of four wooden beams. The length of the rectangular deck is given by x... A rectangular prism made of inch cubes is shown. The rectangle prism has 3 layers. Each layer has...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use