Penjelasan dengan langkah-langkah:
Sudut AOC
=180°-108°
=72°
AC/BC=Sudut AOC/sudut BCO
AC/16=72°/108°
AC=16x72°/108°
AC=10,67 cm
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Penjelasan dengan langkah-langkah:
Sudut AOC
=180°-108°
=72°
AC/BC=Sudut AOC/sudut BCO
AC/16=72°/108°
AC=16x72°/108°
AC=10,67 cm