De donde procede nuestro sistema numérico
1 answer:
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Answer:
x = 9.4
Step-by-step explanation:
(see attached for reference on cosine rule)
by cosine rule
x² = 8² + 15² - 2(8)(15) cos 33°
x² = 64 + 225 - 201.281
x² = 87.719
x = √87.719
x = 9.366
x = 9.4 (nearest tenth)
