9.7
9.8
9.9
9.10
9.11
9.12
9.13
9.14
a) tg α=−0,9325
Kąt pomocniczy:
tg β=0,9325
β≈43o
α=180o−β=180o−43o=137o
b) tg α=−0,1405
tg β=0,1405
β≈8o
α=180o−β=180o−8o=172o
c) tg α=−1,4281
tg β=1,4281
β≈55o
α=180o−β=180o−55o=125o
d) tg α=−4,6879
tg β=4,6879
β≈78o
α=180o−β=180o−78o=102o
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