alleryএকটি পাই চার্টে সঞ্চয় হলো 50000 টাকার 20%। সঞ্চয়ের কোণটি কত?
A36 ডিগ্রি
B60 ডিগ্রি
C72 ডিগ্রি
D90 ডিগ্রি
Answer & Solution
Correct answer: C. 72 ডিগ্রি
20 percent হলো বৃত্তটির এক-পঞ্চমাংশ, এবং 360-কে 5 দিয়ে ভাগ করলে হয় 72 degrees।
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