In a square of side length s, what is the length of a diagonal?
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In a square of side length s, what is the length of a diagonal? A)1/2s B)2s C)√s D)s√2
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Answer:
a^2+b^2=c^2 s^2+s^2=d^2 2s^2=d^2 sqrt(2s^2)=d s*sqrt(2)=d The answer is D. Use the pythagorean theorem.
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