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Chapter 5 Parallel and Intersecting Lines - Part 5

If two adjacent angles add up to 180°, their non-common arms form a:

Type: MCQ • Marks: 1
If two adjacent angles add up to 180°, their non-common arms form a:
Options
A. Straight line
B. Parallel pair
C. Right angle
D. Triangle
Explanation
By linear pair axiom, if adjacent angles sum to 180°, their non-common arms form a straight line.
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Class 7th Ganita Prakash 1

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