Pembahasan Latihan 5 ESPS Halaman 75 Kelas 6

No 1

$L COD=\frac{72}{360}\times \pi \times r\times r$

$L COD=\frac{72}{360}\times \3,14 \times 20\times 20$

$L COD=251,2 cm^{2}$

No. 2

$LTOU = \frac{150}{360}\times Luas Lingkaran$

$LTOU = \frac{150}{360}\times\pi \times r\times r$

$LTOU = \frac{150}{360}\times\pi \times 36\times 36$

${\color{Red} LTOU = 1.695,6 cm^{2}}$

No. 3

$LROS = \frac{45}{360}\times Luas Lingkaran$

$LROS = \frac{45}{360}\times \pi \times r\times r$

$LROS = \frac{45}{360}\times \frac{22}{7}\times 28\times 28$

$\color{Red} LROS = 308 cm^{2}$

Pengunjung: 205

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