Area = 300 square feet
length must be 12 feet longer than width
find the dimension of the pen

feet

feet

Step-by-step explanation:

Let x be the width of a rectangle

Let l be the length of a rectangle

Let A be the area of rectangle

Given.

Length must be 12 feet longer than width

therefore

Area of rectangle

We know that area of rectangle is

---------------------(1)

put all known values in equation 1

Find roots by this formula

check both value in equation 1

for

is satisfy the equation

So The length of rectangle =24.32 feet

And width is 12.32 feet

were is the equation

5

step-by-step explanation: