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3x - x = 22 + 48
2x = 70
x = 70/2
x = 35
Sudut ABG
= 3x - 48
= 3.35 - 48
= 105 - 48
= 57
sudut BCF
= 180 - sudut ABG
= 180 - 57
= 123 derajat (a)
maaf klu slh