ZADANIE 3 I 4! w załączniku. :)
3.
a)
α:
180- 35= 145
α=145
β:
180-145=35
180-115=65
β=65
b)
α
180- 74= 106
180-106= 74
α=74
42+ 26 +2B=180
2B=112
β= 56
γ:
2γ+ 90+ 20=180
2γ=70
γ=35
4.
a) 180-138= 42
b)180-132= 48
c) 180-115=65
180-121=69
180-134=46
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3.
a)
α:
180- 35= 145
α=145
β:
180-145=35
180-115=65
β=65
b)
α
180- 74= 106
180-106= 74
α=74
β:
42+ 26 +2B=180
2B=112
β= 56
γ:
2γ+ 90+ 20=180
2γ=70
γ=35
4.
a) 180-138= 42
b)180-132= 48
c) 180-115=65
180-121=69
180-134=46