地球儀と平面図というイメージを保つことが大事と伝われば良いなと思ってます。
よければYoutubeチャンネルも見てください。
Measuring with a globe and measuring with the Mercator projection can only be understood if the image is well preserved.
It is a video that I hope to convey such an image.
Check out my Youtube page if you like.
I used Google Translate.