All about flooble | fun stuff | Get a free chatterbox | Free JavaScript | Avatars    
perplexus dot info

Home > Just Math
Sine gives pi? (Posted on 2013-04-02) Difficulty: 2 of 5
Why does sin(1/5555555°) have a decimal that so closely resembles pi?

  Submitted by Jer    
Rating: 2.0000 (1 votes)
Solution: (Hide)
1/5555555 ≈ 1.8*10-6 = πx10-8 radian.

For very small angles sin(θ)≈θ

So sin(πx10-8 radian)≈πx10-8

Comments: ( You must be logged in to post comments.)
  Subject Author Date
SolutionSolutionCharlie2013-04-02 11:08:08
SolutionKenny M2013-04-02 08:59:29
Please log in:
Remember me:
Sign up! | Forgot password

Search body:
Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (1)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Copyright © 2002 - 2018 by Animus Pactum Consulting. All rights reserved. Privacy Information