Jawab:
a. 18°
Penjelasan dengan langkah-langkah:
m = 90°
Total sudut segitiga = 180°
Sehingga
180° = 90° +5x
180°-90° = 5x
90° = 5x
x = 18° (a)
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Jawab:
a. 18°
Penjelasan dengan langkah-langkah:
m = 90°
Total sudut segitiga = 180°
Sehingga
180° = 90° +5x
180°-90° = 5x
90° = 5x
x = 18° (a)