Mathematics, 10.12.2020 08:30 ccameron1
The diagram shows rays of light from a point source, P, that reach a detector, D, along two paths. One path is a straight line, while the other is bent by reflection off a mirror. What is the value of b, correct to one decimal place? Assume that all the points in the diagram lie in the same plane.
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The diagram shows rays of light from a point source, P, that reach a detector, D, along two paths. O...
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