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papercollection25 Diagram 17 shows parallel light rays directed at the surface of a concave mirror.19Rajah 17 menunjukkan sinar cahaya selari ditujukan ke permukaan cermin cekung.Diagram 17 / Rajah 17Which diagram shows the path of the rays after striking the mirror?Rajah yang manakah menunjukkan lintasan cahaya selepas terkena cermin itu?ABCD