MP Board · Class 9 · Mathematics · Lines and AnglesIf a ray stands on a line, then the sum of two adjacent angles so formed is:
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Total Attempts: 4
Accuracy Rate: 50%
Step-by-Step Solution
According to the Linear Pair Axiom, if a ray stands on a line, then the sum of two adjacent angles so formed is 180°.
Detailed Options Breakdown
Option : 90°
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Lines and Angles.
Option 1: 180° (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: 360°
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Lines and Angles.
Option 3: 270°
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Lines and Angles.
💡 Study Guide: This question tests core syllabus concepts from Lines and Angles. For formulas, key summaries, and mock exam reference guides, read the full Lines and Angles Revision Notes.