February 2019 1 12 Report
Pada gambar di atas, AB dan AC adalah garis singgung lingkaran. panjang OA = 25 cm dan AB = 24cm
hitunglah
a . panjang jari-jari OB
b. panjang segitiga ABO
c. luas layang² ABOC
d. panjang tali busur BC!

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