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Introduction |
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Geometry deals with the study of shape, size, position and other properties of objects in a plane or in space. |
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Angles and Types of Angles |
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When two straight lines meet at a common point, they form an angle. |
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Theorem1 |
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If a straight line meets another straight line, the adjacent angles so formed are supplementary. |
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Theorem2 (Converse of Theorem 1) |
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If two adjacent angles are supplementary, then their exterior arms lie in a straight line. |
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Summary |
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When a pair of angles are adjacent and also supplementary, they are said to form a linear pair. |
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Question and Answers |
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Angles at a Point |
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