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6,25-2,25=a^2
a=2
a= 1,5m
c= 2,5m
b= ?
b² = c² - a²
b²= 6,25 - 2,25
b²= 4
b=√4= 2m
a= 1,5m
c²=a²+b²
(2,5)²=(1,5)²+b²
6,25 - 2,25 = b²
b = √4
b=2 m
Odp: w odleglosci 2m od drabinki :)