Subject
Bank Exam
Topic
IFIC Bank Ltd. - Management Trainee Officer - 2017
The perimeter of a rectangular box is 42cm. The length is 13cm. Find its area.
The perimeter of a rectangular box is 42cm. The length is 13cm. Find its area.
ক)
112cm2খ)
104cm2গ)
140cm2ঘ)
121cm2Explanation
Solution: প্রশ্নে বলা হচ্ছে যে, আয়তকার বাক্সের পরিসীমা 42cm এবং এর দৈর্ঘ্য 13cm হলে ক্ষেত্রফল কত ? Let, প্রস্থ x এবং দৈর্ঘ্য দেয়া আছে = 13 পরিসীমা = 2(13+x) = 42 x = 8 ক্ষেত্রফল = 8 13 = 104cm 2 .Related questions
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