Question

The angle between the incident ray and reflected ray is 100 degrees. What is the angle of incidence

Answer 1

Answer:

incidence angle is 50 degree

Step-by-step explanation:

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Answer 2

Answer:

The angle of incidence is 40 degree.

Step-by-step explanation:

angle i=angle r=x

x+x+100=180   ...(linear pair)

2x=180-100

x=80/2

x=40

Therefore,the angle of incidence is 40 degree.