Once I suddenly woke up in bed and, by mistake, saw the image of my clock in a plane mirror and panicked that I was late. The time it showed was 8:45. (The clock did not have numbers on it). The correct time was -
An extended object like a clock will form a laterally inverted image in a plane mirror. The image of the clock shows 8:45, which would look like the image given below:
Hence the clock would look like:
Hence, the correct time is 3:15.