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Subject :NSO    Class : Class 8

A person standing at the centre of a rectangular room is looking into a 1 m long mirror at the opposite end of the room. How much of the painted wall can he see through the 1 m long mirror?


A1 m
B2 m
C3 m
D4 m


Please provide the complete answer.The answer is left after "let the length be l"

Ans 1:

Class : Class 8
ANS B

Ans 2:

Class : Class 9
The mirror captures the image which is double its size. A 1m long mirror captures 2m of painted wall,5m of mirror captures 10m of wall.

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