Class 9 Maths Practice Test: Lines and Angles - Pair of Angles — Flashcards | Class 9 Math | FatSkills

Class 9 Maths Practice Test: Lines and Angles - Pair of Angles — Flashcards

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When two lines share a common endpoint, called vertex then an angle is formed between these two lines is known as the pair of angles.

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If a ray stands on a line, then the sum of two adjacent angle is 180°.
True
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