A mirror creates an image of magnification −1/3. (a) Is the image upright or inverted? (b) If the object is 7.75 cm tall, what is the height of the image? State your answer with the correct sign. answer to part B should be in cm. thanks.

Answer 1

Image height = (-1/3)*7.75 = -2.58 cm

By convention, if the magnification is positive, the image is upright. If the magnification is negative, the image is inverted (upside down).