alleryসাড়ে ছয়টায়, কাঁটা দুটির মধ্যবর্তী কোণের ব্যবধান কত?
A180°
B45°
C30°
D15°
Answer & Solution
Correct answer: D. 15°
ঘণ্টার কাঁটাটি 195°-এ এবং মিনিটের কাঁটাটি 180°-এ থাকে, যার পার্থক্য 15°।
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