NCERT · Class 10 · Mathematics · TrianglesAll circles are:
Step-by-Step Solution
All circles have the same shape regardless of their radii, although their sizes may vary. Geometric figures that have the same shape but not necessarily the same size are defined as similar figures. Hence, all circles are similar.
Detailed Options Breakdown
Option : Congruent
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Triangles.
Option 1: Similar (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Equal
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Triangles.
Option 3: None of these
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Triangles.
💡 Study Guide: This question tests core syllabus concepts from Triangles. For formulas, key summaries, and mock exam reference guides, read the full Triangles Revision Notes.