Properties of Two Parallel Lines Cut by a Transversal
In the figure...
Question
In the figure, two parallel lines l and m are cut by two transversals n and p. Then the values of x and y are:
A
x=114∘
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B
x=132∘
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C
y=132∘
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D
y=114∘
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Solution
The correct options are Ax=114∘ Cy=132∘ Since l || m and p is a transversal line, x+66∘=180∘ (sum of angles on same side of transversal is supplementary) Or, x=180∘−66∘ =114∘ Again, l || m and n is a transversal line. ∴y+48∘=180∘ ∴y=180∘−48∘=132∘