February 2019 1 24 Report
Pada gambar di atas,besar sudut AOB = 60° dan panjang jari-jarinya 20cm,tentukan :
a.luas lingkaran
b.luas juring OAB
c.panjang apotema OC
d.luas segitiga AOB
e.luas tembereng (daerah yang
diarsir)
Tolong yaa,pakai caranyaa!
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