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Health, 23.11.2019 05:31 Sk8terkaylee

Eric has a 20/30 vision. this means that eric:

a. can see at twenty feet what a normally sighted person can see at thirty feet
b. can see at thirty feet what a normally sighted person can see at twenty feet has a 20-degree field of vision
c. has a 30-degree field of vision

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Eric has a 20/30 vision. this means that eric:

a. can see at twenty feet what a normall...
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