As shown in adjacent figure, two plane mirrors M1 and M2 are inclined to each other at an angle 75° (angle M1OM2).Incident ray AB makes an angle of incidence  on M1. This ray after reflection at B on M1 and further at C on M2 travels along the direction CD, such that path CD is parallel to M1. Then angle  is _____.

As shown in adjacent figure, two plane mirrors M1 and M2 are inclined

1.	As shown in adjacent figure, two plane mirrors M1 and M2 are inclined to each other at an angle 75° (angle M1OM2).Incident ray AB makes an angle of incidence  on M1. This ray after reflection at B on M1 and further at C on M2 travels along the direction CD, such that path CD is parallel to M1. Then angle  is _____.
Answer» In your question θ=60Explanation:Please KEEP point E as same in the questionAngle EBC=θAngle EBO=90Angle CBO=90-θAngle OCB=75In ∆COB,75+75+90-θ=180θ=60IF YOU LIKE MY ANSWER PLEASE MARK AS BRAINLIEST

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