Luas kebun pak Herman adalah
Cara :
Gunakan rumus luas lingkaran, yaitu :
[tex]
L = \pi \times ({ \frac{d}{2}) }^{2} \\ = \pi \times ({ \frac{20}{2}) }^{2} \\ = \pi \times {10}^{2} \\ = 3.14 \times 100 \\ 314 { \: meter}^{2} [/tex]
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Luas kebun pak Herman adalah
Cara :
Gunakan rumus luas lingkaran, yaitu :
[tex]
L = \pi \times ({ \frac{d}{2}) }^{2} \\ = \pi \times ({ \frac{20}{2}) }^{2} \\ = \pi \times {10}^{2} \\ = 3.14 \times 100 \\ 314 { \: meter}^{2} [/tex]