Penjelasan dengan langkah-langkah:
2x + 5 + 57° = 180°
180 - 5 - 57 = 2x
175 - 57 = 2x
118 = 2x
x = 118/2
x = 59° ( Opsi d. )
______
Green
Jawaban:
D. 59°
180° - 57° = 123°
2x + 5 = 123°
2x = 123° - 5
2x = 118°
x = 118°/2
x = 59°
Semoga Membantu :)
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Penjelasan dengan langkah-langkah:
2x + 5 + 57° = 180°
180 - 5 - 57 = 2x
175 - 57 = 2x
118 = 2x
x = 118/2
x = 59° ( Opsi d. )
______
Green
Jawaban:
D. 59°
Penjelasan dengan langkah-langkah:
180° - 57° = 123°
2x + 5 = 123°
2x = 123° - 5
2x = 118°
x = 118°/2
x = 59°
Semoga Membantu :)