A concave shaving mirror has a radius of curvature of270 cm
A concave shaving mirror has a radius of curvature of27.0 cm. It is positioned so that the(upright) image of a man's face is 3.50 times the size of the face. How far is the mirror from the face?
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a concave shaving mirror has a radius of curvature of270 cm it is positioned so that theupright image of a mans face is
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