Question

A person is using a concave make-up mirror to examine a boil that is forming on their face. The boil has already grown to 1.2 mm in diameter. The person holds the mirror 8 cm from their face to get a magnification of 1.2.
What is the size of the mole seen in the mirror?
9.60 mm.

Computer's answer now shown above. Incorrect.

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Where is the image formed?
9.60 cm behind the mirror.

Computer's answer now shown above. You are correct. Your receipt no. is 163-8529

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What is the focal length of this mirror?
4.80×10¹ cm

Computer's answer now shown above. You are correct. Your receipt no. is 163-7582

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The person, disgusted by the giant boil, steps two paces or 148 cm away from the mirror. At this distance they now see an image of their entire head formed by the mirror.
Where is the image formed?
cm in front of/behind the mirror.

Incorrect.

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If their head is 24 cm in size, then The image of the head that is formed by the mirror is
cm tall and upright/inverted .

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Answer 1