oblicz obwód i pole tej figury
obwód
wzór
O=2Pir
o= 2x3,14x4 / 2 + 2x2x3,14x2
O= 12,56 + 25,12
o= 37,68 cm
pole
P=2pir^2
p= 2x3,14x16/2 + 2 x ( 2x3,14 x 4)
p= 50,24 + 50,24
p= 100,24 cm^2
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obwód
wzór
O=2Pir
o= 2x3,14x4 / 2 + 2x2x3,14x2
O= 12,56 + 25,12
o= 37,68 cm
pole
P=2pir^2
p= 2x3,14x16/2 + 2 x ( 2x3,14 x 4)
p= 50,24 + 50,24
p= 100,24 cm^2