October 2018 1 14 Report
sebuah lingkaran diketahui panjang jari jari lingkaran 10cm dan panjang tali busur AB 16cm dan sudut pusat lingkaran 69° hitunglah:
a.luas juring AOB;
b.tinggi segita AOB;
c.luas daerah yang diarsir (tembereng)
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