cross section Area $1$ calculate the value $"$Q$"$ for point B$.$ All dimensions m$=597,$ h$=687,$ y$=172$are in$$mm$.$ The answer to be given in$$mm$3.$Enter your scientific, exponential answer based on three significant digits rule.$$For example: $-0\mathrm{.}0001$ can be written as $1\mathrm{.}0$e$-4$ or as $1\mathrm{.}0$E$-4.$ Spaces are not allowed. $1379096473$ will be written as $1\mathrm{.}38$e$+9$ or as $1\mathrm{.}38$E$+9.2395214712$ will be written as $2\mathrm{.}40$e$+9$ or as $2\mathrm{.}40$E$+9.$An inaccuracy of$0\mathrm{.}5\%$ is allowed.