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secondary 2 | Maths
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Silin
Silin

secondary 2 chevron_right Maths chevron_right Singapore

Pls help me asap thx.

Date Posted: 2 years ago
Views: 255
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Glenda Low Lin Xuan
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(a) Use a protractor to measure the angle of incidence in the diagram.

(b) The light ray will reflect at the same angle as the angle of incidence