ഒരു സമചതുരത്തിൻ്റെ വശങ്ങൾ 20% കുറച്ചാൽ വിസ്തീർണത്തിൽ വരുന്ന മാറ്റം എത്ര ശതമാനം?
A30% കുറയുന്നു.
B36% കുറയുന്നു
C44% കുറയുന്നു
D40% കുറയുന്നു
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