Odpowiedź:
K = ( - 1 , 3 ) , L = ( - 5 , - 1 )
xk = - 1 , xl = - 5 , yk = 3 , yl = - 1
S - środek odcinka = (xs , ys)
xs = (xk + xl)/2 = ( - 1 - 5)/2 = - 6/2 = - 3
ys = (yk + yl)/2 = ( 3 - 1)/2 = 2/2 = 1
S = ( - 3 , 1 )
Odp: C
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Odpowiedź:
K = ( - 1 , 3 ) , L = ( - 5 , - 1 )
xk = - 1 , xl = - 5 , yk = 3 , yl = - 1
S - środek odcinka = (xs , ys)
xs = (xk + xl)/2 = ( - 1 - 5)/2 = - 6/2 = - 3
ys = (yk + yl)/2 = ( 3 - 1)/2 = 2/2 = 1
S = ( - 3 , 1 )
Odp: C