B 5. In the given figure, AB|| CD || EF. A Find the value of x. 70° E F 130° С D
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see the image carefully and try to understand the construction I have done.
Step-by-step explanation:
1. There are parallel line therefore there are alternate interior angles
2. Linear pair in always equal to 180° (it is applied on a straight line only)
3. The angle sum property of a triangle tells that, the sum of interior angles of a triangle is equals to 180°
Hope it will help you
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