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Properties of Angles Formed by Two Parallel Lines and a Transversal

The value of ...

Question

The value of x, for which the lines m and n will be parallel, is

A

30

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B

40

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C

45

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D

60

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Solution

The correct option is A
30

If m || n

Then (3x -20)^o = (2x +10)^o ...(corresponding angles)

Hence, x = 30

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