alleryদুপুর বারোটার আধ ঘণ্টা পর, একটি ঘড়ির কাঁটা দুটি কী কোণ তৈরি করে?
A180°
B175°
C165°
D150°
Answer & Solution
Correct answer: C. 165°
12:30-এ ঘণ্টার কাঁটাটি 15°-এ এবং মিনিটের কাঁটাটি 180°-এ থাকে, সুতরাং কোণটি হল 165°।
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