Triangles Can be Solved Using: 1  Pythagoras's Theorem. 2  Sine Rule. 3  Cosine Rule. 4  Angles all add up to 180 degrees.
Report Abuse. sound travels fastest in solid substances. as in solids, the medium is denser and it aids the propogation of sound. sound will not travel in vaccum as they will not propogate if no material medium is present. in air it travels with the speed of 350 m/s which is less than the speed of sound in solids.
SOUND CAN GO FASTER THAN LIGHT â NOT KIDDING. SOUND TRAVELING FASTER THAN THE SPEED OF LIGHT - EVEN FASTER THAN TIME I.E. SOUND MESSAGES ARRIVING BEFORE THEY ARE SENT!!! THIS IS A CLEAR EXAMPLE OF ENERGY CONVERTING FROM 3-D TO 2-D AND THE. SEEMINGLY STRANGE PHENOMENA THAT OCCUR.