Jawaban:
jawab
AB = 50 km
BC = 40 km
<ABC = 180 + 44 - 104 = 120
aturan cosinus
AC² = AB² + BC² - 2 . AB. BC . cos 120
AC² = 2.500 + 1.600 - 4.000(-1/2)
AC²= 6.100
AC = 10 √61
Penjelasan dengan langkah-langkah:
semoga bermanfaat
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Jawaban:
jawab
AB = 50 km
BC = 40 km
<ABC = 180 + 44 - 104 = 120
aturan cosinus
AC² = AB² + BC² - 2 . AB. BC . cos 120
AC² = 2.500 + 1.600 - 4.000(-1/2)
AC²= 6.100
AC = 10 √61
Penjelasan dengan langkah-langkah:
semoga bermanfaat