Untuk menentukan panjang busur CD, kita bisa menggunakan perbandingan berikut:
CD/AB = <COD/<AOB
CD/33 = 60/45
45.CD = 60.33
45.CD = 1980
CD = 1980/45
CD = 44 cm
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Untuk menentukan panjang busur CD, kita bisa menggunakan perbandingan berikut:
CD/AB = <COD/<AOB
CD/33 = 60/45
45.CD = 60.33
45.CD = 1980
CD = 1980/45
CD = 44 cm