Question

co
14.
PA
In the adjacent figure PQ and RS are two mirrors
placed parallel to each other. An incident ray AB
strikes the mirror PQ at B, the reflected ray moves
along the path BC and strikes the mirror RS at C
RA
and again reflected back along CD. Prove that
AB || CD.
(Hint: Perpendiculars drawn to parallel lines are also par
​

Answer 1

Answer:

, PQ and RS are two mirrors placed parallel to each other. An incident ray AB strikes the mirror PQ at B, the reflected ray moves along the path BC and strikes the mirror RS at C and again reflects back along CD. Prove that AB || CD. Solution: Let draw BM ⊥ PQ and CN ⊥ RS.

Answer 2

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