A small light source located 1 m in front of a 1-m2
Chapter 29, Problem 95TAD(choose chapter or problem)
A small light source located 1 m in front of a \(1-m^{2}\) opening illuminates a wall behind. If the wall is 1 m behind the opening (2 m from the light source), the illuminated area covers \(4 \quad \mathrm{m}^{2}\). How many square meters will be illuminated if the wall is 3 m from the light source? 5 m? 10 m?
Text Transcription:
1-m^2
4 m^2
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