Jawaban:
a.58,75°
Penjelasan dengan langkah-langkah:
ADB = (180°-55°):2
= 125: 2
= 62,5°
ADC =180°-62,5°
=117,5°
ACB = 117,5° : 2
= 58,75°
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Jawaban:
a.58,75°
Penjelasan dengan langkah-langkah:
ADB = (180°-55°):2
= 125: 2
= 62,5°
ADC =180°-62,5°
=117,5°
ACB = 117,5° : 2
= 58,75°