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ValentinkaMS [17]
3 years ago
9

Please help

Mathematics
1 answer:
son4ous [18]3 years ago
6 0

Answer:

13.3

Step-by-step explanation:

f² = e² + g² - 2egcos(F)

f² = 9² + 18² - 2(9)(18)cos(46)

f² = 175.8974029

f = 13.26263128

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