Perimeter of the square y = 4x, units where x is the side of a square
Completing the table
Side of the square (x) in cm |
2 |
3 |
4 |
5 |
6 |
Perimeter of the square (y) in cm |
8 |
12 |
16 |
20 |
24 |
\(\frac{x}{y}\) |
\(\frac{1}{4}\) |
\(\frac{1}{4}\) |
\(\frac{1}{4}\) |
\(\frac{1}{4}\) |
\(\frac{1}{4}\) |
From the above table we find that as x increases y also increased in such a way that \(\frac{x}{y}=\frac{1}{4}\), constant.
∴ Side of a square is in direct proportion to the perimeter of the square.