CBSE · Class 7 · Mathematics · Lines and AnglesTwo angles whose sum is $180^{\circ}$ are called:
Step-by-Step Solution
When the sum of the measures of two angles is $180^{\circ}$, the angles are called supplementary angles.
Detailed Options Breakdown
Option : Complementary angles
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Lines and Angles.
Option 1: Supplementary angles (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Linear pair
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Lines and Angles.
Option 3: Equal angles
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.