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√2cm വശമുള്ള സമചതുരക്കട്ടയുടെ ഉപരിതല പരപ്പളവ് എത്ര?

A2cm²

B4 cm²

C12 cm²

D2 √2cm²

Answer:

C. 12 cm²

Read Explanation:

6a²=6(√2)²=6x2=12cm²


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