On music mediums, it's the phonograph symbol, which is a lesser-known variant of the copyright symbol.
No
look in your owner's manual
'p' inside a circle means 'protected by copyright law' and you are not allowed to reproduce it without permission from the author
Parking brake.
I'm not aware of a circle P having any significance in medicine. It is commonly used as a copyright mark for recording [similar to circle c (C) - copyright, and circle r (R) - registered]. I believe circle p - (P) - is meant to be performance recording copyright or phonograph copyright (or something similar)Also, (P)i is the symbol for a phosphate group in cellular respiration. The phosphate group is added to ADP to create ATP.The formula is ADP+ (P)i -> ATP+ H2O
If you mean (-3, 5) and (5, 11) then using the distance formula the radius of the circle is 10 units
It is the copyright of a song. For example you might find the circled P and next to it 2012 Atlantic Records
It's the factory "PROOF" testing stamp
A Circle if you mean 2d circle, 3d sphere =P Any continuously curves shape has no sides; ellipse (ellipsoid), cone, hyperbolic paraboloid...
it means that you are being broken up with or you dont know any thing.
It is 7.5 cm.
That typically means that your parking brake is on. It could just be a faulty sensor if your brake isn't on.