Verified Answer :

dalendrk

\(a^2+b^2=c^2\ \ \ \ |subtract\ b^2\ from\ both\ sides\\\\a^2=c^2-b^2\\\\\boxed{a=\sqrt{c^2-b^2}}\)

Nehhaa

a^2 + b^2 = c^2
Moving b^2 to RHS
a^2 = c^2 - b^2

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