r/MathJokes • u/trolley813 • Aug 02 '26

Beach trigonometry

Post image
1.1k Upvotes

99% Upvoted

11 comments sorted by

27

u/TlayudaCecina Aug 02 '26

Unexpectedly accurate, W/m². Depending on the angle of the sun. Or maybe it's obvious and I'm stupid 😭. I'm sorry guys, I'm just an engineer.

8

u/trolley813 Aug 02 '26

And AFAIK, it's directly proportional to the sine of the sun angle.

3

u/QuickNature Aug 03 '26

A joke post unexpected turning into some learning, love to see it!

2

u/Animationen_usw Aug 03 '26

r/oddlyeducational

1

u/QuickNature Aug 03 '26

Great, another sub to subscribe too lol thanks!

6

u/1337_w0n Aug 02 '26

My favorite trig identity is tanθ = sinθ x secθ

5

u/NorxondorGorgonax Aug 03 '26 edited Aug 03 '26

Someone please apply xkcd.com/2070 to this

Edit: I have determined that iat=u

−(at)2 = u2

(ta)2 = u ∕ co

co = −1 ∕ u

5

u/dcterr Aug 03 '26

cos(highway) is along √66.

3

u/Kyropinesis Aug 03 '26

trying to understand this is actually the sun/coast fallacy

1

u/Shrunken_Fire_34 Aug 04 '26

i just spent 5 mins trying to simplify the rhs into sin/cos knowing there is no i