zadanie 1
odp. D
zadanie 2
4^2+6^2= c^2
16+36=c2
52=c^2
√52=c
2√13
odp. B
zadanie 3
x^2+15^2=17^2
x^2+225=289
x^2=64
8=x
odp. d
zadanie 4
4^2+7^2= c^2
16+49=c2
65=c^2
c=√65
zadanie 5
9^2+b^2=15^2
81+b^2=225
b2=144
b=12
odp. c
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zadanie 1
odp. D
zadanie 2
4^2+6^2= c^2
16+36=c2
52=c^2
√52=c
2√13
odp. B
zadanie 3
x^2+15^2=17^2
x^2+225=289
x^2=64
8=x
odp. d
zadanie 4
4^2+7^2= c^2
16+49=c2
65=c^2
c=√65
odp. B
zadanie 5
9^2+b^2=15^2
81+b^2=225
b2=144
b=12
odp. c