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Wzrór na pole = a₂
a)144cm2 - √144 = 12cm
b)625m2 - √625 = 25m
c)1/4m2 - √1/4= 1/2m
d)1/9dm2 - √1/9 - 1/3dm
e)0,25cm2 - √0,25 = 0,5dm
2.
a)100 = 10 , bo 10*10 =100
b)81 = 9 , bo 9*9=81
c)1/25 = 1/5 , bo 1/5*1/5=1/25
d)169= 13 , bo 13*13=169
e)289 = 17 , bo 17817=289
a) 12cm
b) 25m
c)1/2m
d)1/3dm
e)o,5cm
2.
a)10
b)9
c)1/5
d)13
e)17
inf a2=a²
a2=144
a=12
a2=625
a=25
a2=1/4
a=1/2
a2=1/9
a=1/3
a2=0,25
a=0,5
zad2
a2=100
a=10
a2=81
a=9
a2=1/25
a=1/5
a2=169
a=13
a2=289
a=17