1. Oblicz x i y
Daje naj za zrobienie PLSS jak najszybciej
Korzystamy z twierdzenia Pitagorasa :) a=3 c= 5 b= ? 2- do kwadratua2+b2=c2
3 ^{2} + b^{2}= 5^{2}
9+b^{2} = 25b^{2} = 25-9b^{2} = 16b=4 4^{2} + 7^{2}=c^{2}16+49 = c^{2}c^{2} = 65c= Czyli x =
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Korzystamy z twierdzenia Pitagorasa :)
a=3 c= 5 b= ? 2- do kwadratu
a2+b2=c2
3 ^{2} + b^{2}= 5^{2}
9+b^{2} = 25
b^{2} = 25-9
b^{2} = 16
b=4
4^{2} + 7^{2}=c^{2}
16+49 = c^{2}
c^{2} = 65
c=
Czyli x =