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In the given figure l||m||n, the value of x isFigure for CUET General Test 2022 6 Oct Shift 1 question 22 (Geometry)

Solution

Correct Option: 4

Since the lines are parallel, corresponding angles are equal. The angle of 120 degrees is exterior, so the interior angle on line n is 180120=60180 - 120 = 60 degrees. In the triangle formed, with angles 70 degrees and 60 degrees, the third angle (x) equals 1807060=50180 - 70 - 60 = 50 degrees.

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