Quiz (1/5)
Menggunakan cara ✓
No ngasal ✓
No bahasa alien ✓
Menggunakan cara ✓
No ngasal ✓
No bahasa alien ✓
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Jawaban:
Keliling ½ lingkaran = ½ × π × D
= ½ × 22/7 × 70
= 11/7 × 70
= 11 × 10
= 110 cm
Keliling bangun datar = 110 + 70 + 100 + 100
= 180 + 100 + 100
= 280 + 100
= 380 cm