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19 votes
Use Pythagorean theorem :) thanks <33333333333333333333 will give b

Use Pythagorean theorem :) thanks <33333333333333333333 will give b-example-1

1 Answer

11 votes
it would be D, a^2+b^2=c^2, 210^2+x=350^2 44100+x=122500 122500-44100=78400 sqrt78400=280
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User River
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