September 2018 1 61 Report
1.Dik:jari-jari lingkaran 14cm dan besar sudut AOB 60°
Dit:-panjang busur Ab
-luas juring OAB
2.dik:panjang jari-jari lingkaran 20cm dan sudut PQR=72°
Dit:panjang busur PQ
Luas juring POQ

Tolong d bantu y,plis
Secepatnya y
Thanks
Bsok d kumpul soalnya
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