A person standing in the centre of a room, 12m high looks into a plane mirror fixed on the wall. Then the minimum length of the plane mirror for him to see the full length image of the wall behing him, is equal to

A person standing in the centre of a room, 12m high looks into a plane

1.	A person standing in the centre of a room, 12m high looks into a plane mirror fixed on the wall. Then the minimum length of the plane mirror for him to see the full length image of the wall behing him, is equal to
Answer» <html><body><p>12m<br/>8m<br/>4m<br/>6m</p>Answer :<a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a></body></html>