1. The problem states that $d^2 = x = m$. We need to understand the relationship between these variables. 2. Given $d^2 = x$, this means $x$ is the square of $d$. 3. Also, $x = m$, so $m$ equals $d^2$. 4. Therefore, the relationship is $m = d^2$ or equivalently $d = \pm\sqrt{m}$. 5. This means $d$ is the positive or negative square root of $m$. 6. This is a simple algebraic relation connecting $d$, $x$, and $m$.