Jawaban:
Karena x dan y berhadapan maka 3x=2y
[tex]180 = 120 + 3x \\ 3x = 180 - 120 \\ 3x = 60 \\ x = 20[/tex]
[tex]180 = 120 + 2y \\ 2y = 180 - 120 \\ 2y = 60 \\ y = 30[/tex]
30+20
50°
..
Sifat-sifat sudut:
[tex]\begin{array}{l|l} \underline{Nilai~x} & \underline{Nilai~y} \\ \\ x = \frac{180° - 120°}{3} & y = \frac{180° - 120°}{2} \\ x = \frac{60°}{2} & y = \frac{60°}{3} \\ \boxed{\bold{\underline{x = 30°}}} & \boxed{\bold{\underline{y = 20°}}} \end{array}[/tex]
[tex]\begin{aligned} x + y &= 30° + 20° \\&= \boxed{\bold{\underline{50°}}} \end{aligned}[/tex]
Opsi Jawaban : D
[tex]\begin{array}{lr}\texttt{Selamat Menunaikan Ibadah Puasa}\end{array}[/tex]
[tex]\boxed{\colorbox{ccddff}{Answered by Danial Alf'at | 18 - 04 - 2023}}[/tex]
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Verified answer
Jawaban:
Karena x dan y berhadapan maka 3x=2y
[tex]180 = 120 + 3x \\ 3x = 180 - 120 \\ 3x = 60 \\ x = 20[/tex]
[tex]180 = 120 + 2y \\ 2y = 180 - 120 \\ 2y = 60 \\ y = 30[/tex]
30+20
50°
Garis dan Sudut
..
Sifat-sifat sudut:
Penyelesaian Soal
[tex]\begin{array}{l|l} \underline{Nilai~x} & \underline{Nilai~y} \\ \\ x = \frac{180° - 120°}{3} & y = \frac{180° - 120°}{2} \\ x = \frac{60°}{2} & y = \frac{60°}{3} \\ \boxed{\bold{\underline{x = 30°}}} & \boxed{\bold{\underline{y = 20°}}} \end{array}[/tex]
[tex]\begin{aligned} x + y &= 30° + 20° \\&= \boxed{\bold{\underline{50°}}} \end{aligned}[/tex]
Opsi Jawaban : D
[tex]\begin{array}{lr}\texttt{Selamat Menunaikan Ibadah Puasa}\end{array}[/tex]
[tex]\boxed{\colorbox{ccddff}{Answered by Danial Alf'at | 18 - 04 - 2023}}[/tex]