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a) 49pi
b) 9/25pi
c) 0,16 pi
d) 1.44 pi
e) 1/4 pi^2
f) 6 pi
g) 25*2 = 50 pi
a) P=II7do2
P=49IIcm2
lub
P=49*3,14=153,86cm2
b) P=II3/5 do 2
P=9/4 II cm 2
c)P=II 0,4 do 2
P=0,16 II cm 2
d)P=II 1,2 do2
P=1,44 II cm 2
e)P=II 1,2II do 2
P=????
f) P= II pierw6 do 2
P=6 II cm2
g) P= II 5pierw2 do 2
P= 25*2 II cm
P=50 II cm 2