Subject
Quantitative Aptitude
Topic
Areas & Volumes
An one taka coin is placed on a plain paper.How many coins of the same size can be placed round it so that each one touches the centre and adjacent coins?
An one taka coin is placed on a plain paper.How many coins of the same size can be placed round it so that each one touches the centre and adjacent coins?
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3খ)
4গ)
6ঘ)
7Explanation
প্রশ্ন- এক টাকার একটি কয়েনকে একটি সমতল কাগজের উপর রাখা হলো।এর চারপাশে কতটি অভিন্ন কয়েন রাখা যাবে যেন এরা প্রত্যেকে পাশাপাশি দুটি কয়েন এক কোণে রাখা কয়েনটিকে স্পর্শ করে? দেখা যাচ্ছে দুটি পাশাপাশি রাখা কয়েন কেন্দ্রীয় কয়েনের সাথে ৬০ ডিগ্রি কোণ উৎপন্ন করে। যদি n সংখ্যক কয়েন রাখা হয়,তবে 60n=360 ∴ n=360/60 =6Related questions
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