Sagot :
Cevap:
D
Adım adım açıklama:
Ampul yuvasi cevresi = 72 = 2. pi. r=2.3.r
ise kucuk dairenin yaricapi = r=12
Sekle gore buyuk dairenin capi 6 tane r
yani buyuk dairenin yaricapi 3 tane r =3.12=36
Buyuk dairenin cevresi
2.pi.36=216 cm=2,16 metre
Odenen para 32,4 lira ise 32,4 / 2,16=15
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