no błagam..pomóżcie ..
l=6 PI
r=
d=
p=
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r=6 cm
l=
d=8cm
l=2πr
6π=2πr|:2π
r=3
d=2*3 =6
p=(pole tak?)= πr²
p=π* 3²
p=9π
___
r=6cm
l=2πr= 2π*6cm=12π
p=πr² =π*(6cm)²=36πcm²
d=2*6cm=12cm
r=8cm:2=4cm
l=2πr= 2π*4cm=8πcm
p=πr²=π(4cm)²=16πcm²
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l=2πr
6π=2πr|:2π
r=3
d=2*3 =6
p=(pole tak?)= πr²
p=π* 3²
p=9π
___
r=6cm
l=2πr= 2π*6cm=12π
p=πr² =π*(6cm)²=36πcm²
d=2*6cm=12cm
___
d=8cm
r=8cm:2=4cm
l=2πr= 2π*4cm=8πcm
p=πr²=π(4cm)²=16πcm²