Math, asked by tanishkaroy9931, 4 months ago


7. In which of the following diagram
has the protractor (D) been correctly
placed to measure the angle of
incidence and the angle of
emergence?

please answer​

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Answers

Answered by pro4450
3

Answer:

In II and IV protector has been placed correctly because you have to place the protactor on a line in order to measure it's angle

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