200 centimeters. Because there are 100 centimeters in a meter. <span />
A. The square of an irrational number \sqrt(11)=\sqrt(11)*\sqrt(11)=\sqrt(11^2)=11, which is a rational number. However, in B, C, and D, the two pair of rational numbers cannot multiply to become a rational number.
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Answer: 
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Step-by-step explanation:
(2,2) and (-2,-2)
(2,2) would be in the first quadrant, while (-2,-2) would be in the third quadrant.
