Perhatikan gambar ! Jika besar ∠a = 3x + 15°, dan besar ∠b = 2x + 15°, nilai x adalah?
semoga membantu
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[tex]\large\colorbox{black}{\color{aqua}{\boxed{\purple{\mathscr{\ \:by\:✿ \: arifahkhairani26\:✿\:}}}}} by✿arifahkhairani26✿ [/tex]
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