Penjelasan dengan langkah-langkah:
Luas juring I ;
[tex] = \frac{ \alpha }{360} \times \pi {r}^{2} [/tex]
[tex] = \frac{50}{360} \times \pi {r}^{2} [/tex]
Luas juring II ;
[tex] = \frac{120}{ 360} \times \pi {r}^{2} [/tex]
[tex] = \frac{1}{3} \times \pi {r}^{2} [/tex]
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Verified answer
Penjelasan dengan langkah-langkah:
Luas juring I ;
[tex] = \frac{ \alpha }{360} \times \pi {r}^{2} [/tex]
[tex] = \frac{50}{360} \times \pi {r}^{2} [/tex]
Luas juring II ;
[tex] = \frac{ \alpha }{360} \times \pi {r}^{2} [/tex]
[tex] = \frac{120}{ 360} \times \pi {r}^{2} [/tex]
[tex] = \frac{1}{3} \times \pi {r}^{2} [/tex]