Penyelesaian : - Luas ¾ Lingkaran : L = ¾ × π × r ×r L = ¾ × 22/7 × 14 cm × 14 cm L = 3 × 22/7 × 7 cm × 7 cm L = 3 × 22 cm × 7 cm L = 3 × 154 cm² L = 462 cm²
Jawaban : D. 462
Maaf Kalau Salah
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Auliauh
Luas lingkaran tsb = 3/4 x 22/7 x 14 cm x 14 cm = 12.936/28 cm = 462 cm²
Verified answer
Mapel : MatematikaBab : Bangun Datar
Diketahui :
- Jari - Jari = 14 cm
Ditanya :
- Luas ¾ Lingkaran = .....?
Penyelesaian :
- Luas ¾ Lingkaran :
L = ¾ × π × r ×r
L = ¾ × 22/7 × 14 cm × 14 cm
L = 3 × 22/7 × 7 cm × 7 cm
L = 3 × 22 cm × 7 cm
L = 3 × 154 cm²
L = 462 cm²
Jawaban : D. 462
Maaf Kalau Salah
= 12.936/28 cm
= 462 cm²