Sudut AOB=60° ,sudut COD=120°,jika panjang busur AB=21 cm,maka panjang busur CD adalah....
Muazz
Sudut AOB panjang busur AB ------------------ = ---------------------- Suut COD Panjang busur CD 60 21 ---------= --------------- 120 panjang busur cd
60*panjang busur CD= 21*120
Pnjang bsur CD=2520 :60 =42 cm
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FaadhilahR
Pbusur CD =sertus 20/360 x k lingkrn = 2/6 x 2 vi r =2/6 x 2 x22/7 x 2 stu =…
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Suut COD Panjang busur CD
60 21
---------= ---------------
120 panjang busur cd
60*panjang busur CD= 21*120
Pnjang bsur CD=2520 :60
=42 cm