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A 1.80-cmcm-high insect is 1.20 mm from a 121-mmmm-focal-length lens. Where is the image? Follow the...

A 1.80-cmcm-high insect is 1.20 mm from a 121-mmmm-focal-length lens. Where is the image? Follow the sign conventions

How high is the image? Follow the sign conventions.


the question doesnt give me what kind of lens so i cant update this question to give what tupe of lense.
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