Jawab:
Penjelasan dengan langkah-langkah:
Dik :
∠A = 45°, ∠B = 30°
AC/b = 4 m
Dit : BC/a?
b/sin B = a/sin A
4/sin 30° = a/sin 45°
a = 4.sin 45° / sin 30°
a = 4.1/2√2 / 1/2
a = 4√2 = BC
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Jawab:
Penjelasan dengan langkah-langkah:
Dik :
∠A = 45°, ∠B = 30°
AC/b = 4 m
Dit : BC/a?
b/sin B = a/sin A
4/sin 30° = a/sin 45°
a = 4.sin 45° / sin 30°
a = 4.1/2√2 / 1/2
a = 4√2 = BC