define : linear pair of angles .

Dear student
A linear pair of angles is formed when two lines intersect. Two angles are said to be linear if they are adjacent angles formed by two intersecting lines. The measure of a straight angle is 180 degrees, so a linear pair of angles must add up to 180 degrees.

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  • 1
Two adjacent angles are said to form a linear pair if their non-common arms are two opposite ray
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