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Dlugosc okregu: 24π, 24π, 22π
Pole kola: 144π, 144π, 121π
Wzory:
dlugosc: l=2πr
pole: P=πr²
12 [ l=2πr
24π=2πr/2π
12=r]
11 [ P=πr²
121π = πr²/π
121 = r²
r = pierwiastek z 121
r =11]
Długość okręgu:
24π [ l=2πr
l = 2 π *12
l = 24π]
22π [ l=2πr
l = 2 π *12
l = 22π]
Pole kola: 144π [ P=πr²
P=π * 12²
P=144π]
144π [ P=πr²
P=π * 12²
P=144π]
Wzory:
długość: l=2πr
pole: P=πr²