Penjelasan dengan langkah-langkah:
SUDUT dalam BELAH KETUPAT
ADC + BCD = 180°
BCD = 180° – 76°
BCD = 104°
OCB = ½ × BCD
OCB = 104°
2
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Penjelasan dengan langkah-langkah:
SUDUT dalam BELAH KETUPAT
ADC + BCD = 180°
BCD = 180° – 76°
BCD = 104°
OCB = ½ × BCD
OCB = 104°
2
OCB = 52°