NCERT · Class 7 · Mathematics · Lines and AnglesWhat is the measure of the complement of an angle measuring $45^{\circ}$?
Step-by-Step Solution
The sum of complementary angles is $90^{\circ}$. Therefore, the complement of $45^{\circ}$ is $90^{\circ} - 45^{\circ} = 45^{\circ}$.
Detailed Options Breakdown
Option : 45° (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 1: 90°
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Lines and Angles.
Option 2: 135°
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Lines and Angles.
Option 3: 180°
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.