Odpowiedź:
S=(x,y)= srodek AB
x=( -1-5)/2=-3 y( 7+3)/2=5 S= (-3,5)
r= AS
I AS I=√[(-1+3)²+(7-5)²]=√( 4+ 4)=√8 r²=8
(x+3)²+(y-5)²=8
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Odpowiedź:
S=(x,y)= srodek AB
x=( -1-5)/2=-3 y( 7+3)/2=5 S= (-3,5)
r= AS
I AS I=√[(-1+3)²+(7-5)²]=√( 4+ 4)=√8 r²=8
(x+3)²+(y-5)²=8
Szczegółowe wyjaśnienie: