Matematika A - 2010. jesen, 7.

$45{\mathrm{c}\mathrm{m}}^{2}45\; \backslash mathrm\{~cm\}^\{2\}$

$90{\mathrm{c}\mathrm{m}}^{2}90\; \backslash mathrm\{~cm\}^\{2\}$

$135{\mathrm{c}\mathrm{m}}^{2}135\; \backslash mathrm\{~cm\}^\{2\}$

$180{\mathrm{c}\mathrm{m}}^{2}180\; \backslash mathrm\{~cm\}^\{2\}$