sarpil

ek nautils ghonghe ka shankh - iska mool aakaar sarpil hai jismein khaane bane hue hain
ek bahut hi saadhaaran sarpil aakaar

ganit aur jyaamiti mein sarpil rekha ek vakr hoti hai jo ek keindreeya bindu se shuroo hokar usaki parikrama bhi karti hai lekin us se lagaataar adhik door hoti rahati hai.

anya bhaashaaoain mein

"sarpil" ko angreji mein "spaairal" (spiral) aur Turkey mein "saramal" (sarmal) kehte hain. "vakr" ko angreji mein karv (curve) kehte hain.

inhein bhi dekhein