NCERT · Class 8 · Mathematics · Square and Square RootsWhat is the square of 85?
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Total Attempts: 2
Accuracy Rate: 50%
Step-by-Step Solution
Using the shortcut for numbers ending in 5: $$85^2 = [8 \times (8 + 1)] \text{ hundred} + 25 = 7225$$
Detailed Options Breakdown
Option : 7225 (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 1: 6425
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Square and Square Roots.
Option 2: 7255
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Square and Square Roots.
Option 3: 8025
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Square and Square Roots.
💡 Study Guide: This question tests core syllabus concepts from Square and Square Roots. For formulas, key summaries, and mock exam reference guides, read the full Square and Square Roots Revision Notes.