Jawab:
1. Diketahui ,
r = 20 cm
∠AOB = 54°
Ditanya :
Luas Juring?
Penyelesaian :
2. Diketahui :
Panjang busur AB = 40 cm, besar AOB = 50° dan ∠COD = 80°.
Panjang Busur CD?
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Jawab:
1. Diketahui ,
r = 20 cm
∠AOB = 54°
Ditanya :
Luas Juring?
Penyelesaian :
2. Diketahui :
Panjang busur AB = 40 cm, besar AOB = 50° dan ∠COD = 80°.
Ditanya :
Panjang Busur CD?
Penyelesaian :