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ഒരു സമചതുരത്തിന്റെ ഓരോ വശവും 10% വർദ്ധിപ്പിച്ചാൽ പരപ്പളവിന്റെ വർദ്ധനവ്

A21%

B10%

C40%

D20%

Answer:

A. 21%

Read Explanation:

ഒരു വശം 10 ആണെങ്കിൽ 10 % വർധിപ്പിച്ചാൽ 11 ആകും അപ്പോൾ വിസ്തീർണ്ണം 100 ൽ നിന്നും 121 ആകും 21 % വർദ്ധനവ്


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