Ta1martkaRaineahall Ta1martkaRaineahall

17-05-2017
Social Studies

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Sandy is three years old and has 20/40 vision. what does this mean?

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Аноним Аноним

17-05-2017

It means she has 10/20 vision
Which means she needs glasses

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Breebear1999 Breebear1999

17-05-2017

it means she can only see at 20 feet while someone with 20/20 vision would be able to see at 40 feet

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