2.Test the age of your eyes. a. Hold a pencil or ballpoint pen vertically at arm's length. b. Close your left eye and focus on the tip. c. Quickly bring the pencil closer to your eye until it is out of focus. d. Have your partner measure the distance between your eye and the pencil. e. Repeat for both eyes. f. Try it with and without glasses (if you wear glasses). Age of your Eyes Cm91013185083

See Explanation

Explanation:

Given

Steps: a - f

Table

Note that: The question is a practical question and the result may differ base on individuals and environment.

So, I will pick up the question from how to determine the age of the eye after the distance between the eyes and the pencil has been established

In my case, the measurement is:

Approximate

From the above table, the corresponding age to 10cm is:

If in your measurement, the length is approximately (for example):

The age will be:

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