http:// earthcurvature.com/
https:/ /www.omnicalculator.com/physics/earth-curvature
You're typing real words but I read is bla, bla, bla.
You don't need to trust our math. Use a verified
earth curvature calculator if you can't do the math
yourself.
Ha ha.. you say our understanding of math is limited.
You're arguing against a calculator! YOU LOSE!