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Verified answer
MAPEL = MATEMATIKAKELAS = 8
BAB = SUDUT
diketahui =
< AOB = 110°
< AOB berpelurus dengan < BOC
Ditanya = < BDC ??
< BOC = 180° - < AOB
< BOC = 180° - 110°
< BOC = 70°
< BDC = ½ × < BOC
< BDC = ½ × 70°
< BDC = 35° ➡ D.
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