Determine the size of the image of the tree on your retina

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Reference no: EM13298187

Your eye (diameter 2.5 cm) is able to focus the image of a tree on your retina. The tree is 21 m tall and 90 m away. What is the size of the image of the tree on your retina? (Be careful about the sign of the image size.) please show your work

Reference no: EM13298187

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