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17-07-2017
Mathematics

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what is 21^2+a=29^2 what is the value of a in pythagoren therom

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17-07-2017

21^2+a=29^2

a+441 = 841
a=400

what is the value of "a" in the Pythagorean theorem?

a^2+b^2=c^2
20^2+21^2=c^2
400+441=c^2
841=c^2
292=841
841=841
It's a right triangle

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