Jawaban:
60°
maaf kalau Salah
semoga membantu
x + 2x= 90
3x = 90
x = 90 : 3
x = 30
sudut BOC = 2x
= 2. 30
= 60°
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Jawaban:
60°
maaf kalau Salah
semoga membantu
Jawaban:
x + 2x= 90
3x = 90
x = 90 : 3
x = 30
sudut BOC = 2x
= 2. 30
= 60°