Matematika A - 2023. ljeto, 20.

$196\pi {\mathrm{c}\mathrm{m}}^{2}196\; \backslash pi\; \backslash mathrm\{~cm\}^\{2\}$

$224\pi {\mathrm{c}\mathrm{m}}^{2}224\; \backslash pi\; \backslash mathrm\{~cm\}^\{2\}$

$392\pi {\mathrm{c}\mathrm{m}}^{2}392\; \backslash pi\; \backslash mathrm\{~cm\}^\{2\}$

$448\pi {\mathrm{c}\mathrm{m}}^{2}448\; \backslash pi\; \backslash mathrm\{~cm\}^\{2\}$