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If the radius of a circle is increased by 10%, its area increases by:
10%
19%
20%
21%
21%
Practice and solve "If the radius of a circle is increased by 10%, its area increases by:..." for RRB JE CBT-1 - Quantitative Aptitude · The correct answer is Option D: 21%. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "If the radius of a circle is increased by 10%, its area increases by:..." for RRB JE CBT-1 - Quantitative Aptitude · The correct answer is Option D: 21%. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.