Posted by Angel on .
What do these mean? They are supposed to represent things but I don't understand them. C=2╥r for r,
S=P+Prt for t,
and A=2lw+2lh+2wh for h

college math please help 
PsyDAG,
By manipulating the symbols, isolate the desired term.
C/2π = r
Do the same for the other problems.