20. In a cinema, a picture 2.5 cm wide on the film is projected to an...

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Answer 1

Answer #1

a 1800-a 2.5cm D 300cm E limage (obiect) in. A ABC & AADE a 2.5 1800-a 300 CL = 14.87cm tol- It I do di 1800-a á + = I I + f

Answer 2

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