Math, asked by nusratjahandu2015, 1 month ago

সমবাহু ত্রিভুজের সবগুলো বাহু 16%বৃদ্ধিতে ক্ষেত্রফল কত শতাংশ বৃদ্ধি পাবে?

Answers

Answered by ghoshkoustav18

0

Answer:

previously area was √3/4 (a) ^2 where a is the length of each side

now side becomes (a+16a/100) =29a/25

now area √3/4(29a/25) ^2

area increased (841/625-1) *100%=115/625*100%=460/25 =92/5 = 18.4%

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