Odpowiedzi

2010-03-10T08:41:38+01:00
(2,-4)™ (-3,5)™
(-3,5)™ (2,4)™
(2,4)™ (2,-4)™

c²=2²+(-4)² =>c²=20 => c=√20=2√5
c²=(-3)²+5²=> c²=9+25 => c²=36 => c=6
c²=(-3)²+5²=> c²=9+25 => c²=36 => c=6
c²=2²+4² =>c²=20 => c=√20=2√5
c²=2²+4² =>c²=20 => c=√20=2√5
c²=2²+(-4)² =>c²=20 => c=√20=2√5