In the given figure CD is parallel to AB then ∠y is?
A40°Correct AnswerIncorrect Answer
B60°Correct AnswerIncorrect Answer
C80°Correct AnswerIncorrect Answer
D100°Correct AnswerIncorrect Answer
Solution
If as per the figure CD is parallel to AB, CD∥AB Then ∠3x° = ∠y° (corresponding angles) Total of interior angle of ∆ABC = 180° Then, 2x + 3x + 4x = 180° 9x = 180° x = 20° Then ∠3x° or ∠y° = 60°
