How do you find the missing side c given 3ft 4ft using the pythagorean theorem?

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Answer 1 · 2017-08-27T13:17:46

See a solution process below:

The Pythagorean Theorem states:

#c^2 = a^2 + b^2#

Substituting the dimensions from problem for #a# and #b# and solving for #c# gives:

#c^2 = 3^2 + 4^2#

#c^2 = 9 + 16#

#c^2 = 25#

#sqrt(c^2) = sqrt(25)#

#c = 5#