Perhatikan gambar di bawah ini! Besar ∠ adalah….
Jawaban:
C. 46°
Penjelasan dengan langkah-langkah:
(6x + 4°) + (5x + 9°) = 90°
11x + 13° = 90°
11x = 90° - 13°
x = [tex] \sf \frac{77}{11} \\ [/tex]
x = 7°
...
maka besar <BCQ
BCQ = 5x + 9°
BCQ = 5(7) + 9°
BCQ = 35° + 9°
BCQ = 46° [opsi C]
[tex]___________________[/tex]
[answer.2.content]
