alleryএকটি পাই চার্ট প্রতিটি 45 degrees-এর সমান বৃত্তকলায় বিভক্ত। সেখানে কতগুলি বৃত্তকলা রয়েছে?
A8
B6
C9
D10
Answer & Solution
Correct answer: A. 8
360-কে 45 দিয়ে ভাগ করলে 8টি সমান বৃত্তকলা পাওয়া যায়।
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