in the following figure a pair of parallel line are cut by a transversal . find the measure each lettered angle
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- The pair of lines are parallel and cut by a transversal
- The measure of each numbered angle:-
In the given figure,
Reason:-
They are vertically opposite angles
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Reason:-
They are interior allied angles
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Reason:-
They are interior allied angles
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When two parallel lines are interested by a transversal then:-
- Corresponding angles are equal
- Vertically opposite angles are equal
- Interior alternate angles are equal
- Exterior alternate angles are equal
- Sum of Adjacent angles is 180°
- Sum of interior allied angles is 180°
- Sum of exterior allied angles is 180°
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