❏Nilai x pada gambar B
90° = 2x + 3x
90 = 5x
x = 90 ÷ 5
x = 18 ✔️
❏Nilai x pada gambar C
2x = 120°
x = 120 ÷ 2
x = 60 ✔️
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Pembahasan
❏Nilai x pada gambar B
90° = 2x + 3x
90 = 5x
x = 90 ÷ 5
x = 18 ✔️
❏Nilai x pada gambar C
2x = 120°
x = 120 ÷ 2
x = 60 ✔️
ㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡ
#TingkatkanPrestasimu