1.

The square root of$${\text{0}}{\text{.}}\overline {\text{4}} $$is ?

A. $0.\overline 6 $$
B. $0.\overline 7 $$
C. $0.\overline 8 $$
D. $0.\overline 9 $$
Answer» B. $0.\overline 7 $$


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