A concave shaving mirror has a radius of curvature of 283
A concave shaving mirror has a radius of curvature of +28.3 centimeter. It is positioned thus that the (upright) image of a man's face is 3.24 times the size of the face. Estimate how far is the mirror from the face?
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a concave shaving mirror has a radius of curvature of 283 centimeter it is positioned thus that the upright image of a
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