math
posted by michael .
is 78.5 squared the approxamite are of a circle with 31.4cm

WHOOPS i meant to say
is 78.5 squared the approxamite area of a circle with 31.4cm 
is 78.5 squared the approxamite area of a circle with 31.4cm?

You have to tell us what 31.4cm represents.
Does it represent the radiu or diameter? Which one?
78.5 squared means to multiply 78.5 by itself.
78.5 x 78.5 = 6162.25
What does 6162.25 have to do with 31.4cm?
Please, clarify your question.