Matematika A - 2024. probna, 16.

A. $18\pi {\mathrm{c}\mathrm{m}}^{2}18\; \backslash pi\; \backslash mathrm\{~cm\}^\{2\}$

B. $19\pi {\mathrm{c}\mathrm{m}}^{2}19\; \backslash pi\; \backslash mathrm\{~cm\}^\{2\}$

C. $21\pi {\mathrm{c}\mathrm{m}}^{2}21\; \backslash pi\; \backslash mathrm\{~cm\}^\{2\}$

D. $22\pi {\mathrm{c}\mathrm{m}}^{2}22\; \backslash pi\; \backslash mathrm\{~cm\}^\{2\}$