Determine an area that is appropriate for a pet. Define the shape of the rectang
ID: 3105402 • Letter: D
Question
Determine an area that is appropriate for a pet.Define the shape of the rectangular area by establishing a relationship between the length and width of the rectangle. For example, L = 2W + 5, or W = 3L – 4. Be sure to include the appropriate units (inches, feet, yards, miles, or meters). Using the fact that A = LW, together with the relationship defined above, eliminate one of the variables to set up a quadratic equation.
Solve the quadratic equation using any of the techniques learned in this unit. The solution(s) will be one of the dimensions; use above step to find the other.
Now determine the perimeter so that you will know how much fencing to buy
Explanation / Answer
Ok, first of all, I already answered this question.
PLEASE READ THIS.
1) You can not determine the unit of measurement because there is no given unit of measurement.
2) It is impossible to 'solve' the quadratic equation because you do not give us anything to solve for.
length: 2w+5
width: 3w-4
area: lw
area = (2w+5)(3w-4)
area = 6w2+15w-8w-20
area = 6w2+7w-20
PERIMETER = 2l+2w
Perimeter=2(2w+5)+2(3w-4)
Perimeter = 4w+10+6w-6
Perimeter = 10w+4
You can't determine how much fending to buy from this because we don't know any of the necessary requirements. This is the farthest that you can logically go.
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