tgirlschierke@lemmy.blahaj.zone to 196@lemmy.blahaj.zoneEnglish · 1 month agoPerfect Circrulelemmy.blahaj.zoneimagemessage-square94linkfedilinkarrow-up1878arrow-down17file-text
arrow-up1871arrow-down1imagePerfect Circrulelemmy.blahaj.zonetgirlschierke@lemmy.blahaj.zone to 196@lemmy.blahaj.zoneEnglish · 1 month agomessage-square94linkfedilinkfile-text
minus-squareRichardDegenne@lemmy.ziplinkfedilinkEnglisharrow-up9·1 month agoI was about to ask whether you can have three colinear points on a sphere, but then I remembered that the Earth is flat. Which brings me to another question. What does a circle on a Mercator projection looks like on a sphere?
minus-squareBrainsploosh@lemmy.worldlinkfedilinkEnglisharrow-up2·1 month agoYou can test this at home. Draw a circle on a paper, wrap it around a ball. If you want the edge cases, draw the circle on a sheet of rubber (or maybe a plastic bag?) and stretch it over a ball.
minus-squareEcho Dot@feddit.uklinkfedilinkEnglisharrow-up2·1 month agoIt’s still a circle but all the corners add up to 365°, and their where we get the days from.
I was about to ask whether you can have three colinear points on a sphere, but then I remembered that the Earth is flat.
Which brings me to another question. What does a circle on a Mercator projection looks like on a sphere?
You can test this at home. Draw a circle on a paper, wrap it around a ball.
If you want the edge cases, draw the circle on a sheet of rubber (or maybe a plastic bag?) and stretch it over a ball.
It’s still a circle but all the corners add up to 365°, and their where we get the days from.