How close to the mirror will he be when sarah saw bernie

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Reference no: EM13336870

Bernie B is walking directly toward the center of a vertical mirror M. How close to the mirror will he be when Sarah S is just able to see him? The vertical mirror has a width d = 3.0 m. With the center of the mirror to be the origin of a coordinate system, Bernie is walking along the y-axis toward the mirror. Sarah is at a point (4.5, -3) m away from the mirror.

Reference no: EM13336870

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