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Byju's Answer

Standard IX

Mathematics

Fifth Postulate and Playfair's Axiom

Two parallel ...

Question

Two parallel lines l and m are such that A, C are the points on l and B, D are the points on m. AB and CD are perpendicular to both l and m. If AB = 4 cm, then CD =

1 cm

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4 cm

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2 cm

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8 cm

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Solution

The correct option is B
4 cm

The distance between the two parallel lines is always same.
Since AB, CD are perpendiculars to l and m, CD = AB = 4 cm

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Two parallel lines l and m are such that A, C are the points on l and B, D are the points on m. AB and CD are perpendicular to both l and m. If AB = 4 cm, then CD =

The correct option is B 4 cmThe distance between the two parallel lines is always same. Since AB, CD are perpendiculars to l and m, CD = AB = 4 cm

The correct option is B
4 cm

The distance between the two parallel lines is always same.
Since AB, CD are perpendiculars to l and m, CD = AB = 4 cm