[tex]\boxed{\boxed{\bold{\bigstar Pembahasan \bigstar}}}[/tex]
Sudut adalah siku-sikut, maka :
3x + 2x = 90°
5x = 90°
x = 90°/5
x = 18° (D)
#KucingOren
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[tex]\boxed{\boxed{\bold{\bigstar Pembahasan \bigstar}}}[/tex]
Sudut adalah siku-sikut, maka :
3x + 2x = 90°
5x = 90°
x = 90°/5
x = 18° (D)
#KucingOren