Jawab:
Penjelasan dengan langkah-langkah:
<ABE + <DBE + <CBD = 180°
5x + 7x + 6x = 180°
18x = 180°
x = 180°/18
x = 10°
<DBE
= 7x
= 7(10°)
= 70°
semoga membantu
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Jawab:
Penjelasan dengan langkah-langkah:
<ABE + <DBE + <CBD = 180°
5x + 7x + 6x = 180°
18x = 180°
x = 180°/18
x = 10°
<DBE
= 7x
= 7(10°)
= 70°
semoga membantu