Odpowiedź:
A = (- 3 , - 1 ) , B = ( 4 , 3 )
xa = - 3 , xb = 4 , ya = - 1 , yb = 3
IABI = √[(xb - xa)² + (yb - ya)²] = √[(4 + 3)² + (3 + 1)²] = √(7² + 4²) =
= √(49 + 16) = √65
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Odpowiedź:
A = (- 3 , - 1 ) , B = ( 4 , 3 )
xa = - 3 , xb = 4 , ya = - 1 , yb = 3
IABI = √[(xb - xa)² + (yb - ya)²] = √[(4 + 3)² + (3 + 1)²] = √(7² + 4²) =
= √(49 + 16) = √65