Well there are no specific numbers, but the area of a rectangle is the length x the width, and the width is the area ÷ the length.
the factors of 100 are: 1, 2, 4, 5, 10, 20, 25, 50, and 100
301.2916666667 is your answer.
A polynomial with no odd-degree terms will have a graph with even symmetry. The one here that qualifies is ...
c. 7x^4 +9x^2 -12