mary is standing at a place such that she makes an angle of 42° to the right of the normal of a mirror. where should mary's mom stand so that she can best see mary's reflection in the mirror? a) at an angle 84° to the right of the normalb) directly behind maryc) at an angle of 42° to the left of the normald) at an angle 90° with the normal

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 Mary's reflection in the mirror At an angle of 42 degrees to the left of the normal. Because the law of reflection states that the angle of incidence is equal to the angle of reflection

prolly a beacuse the momentuem the car has increases while going down hill