Jawab: x=15°
Penjelasan dengan langkah-langkah:
Sudut saling berseberangan sama besar:
3x+20=5x-10
5x-3x = 20+10
2x=30
x=30/2
x=15°
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Jawab: x=15°
Penjelasan dengan langkah-langkah:
Sudut saling berseberangan sama besar:
3x+20=5x-10
5x-3x = 20+10
2x=30
x=30/2
x=15°