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Question
A rectangular box ix 10 inches wide, 10 inches long and 5 inches high . What is the greatest possible (straight line) distance , in inches, between any two points on the box ?
15
20
25
10
12
ANSWER : 1
Descrption
<p>আয়তাকার বক্সটির width (a) = 10 inch; length (b) = 10 inch এবং height (c) = 5 inch দুটি বিন্দুর মধ্যকার greatest distance (সর্বোচ্চ দূরত্ব) বা কর্ণ d - এর মান বের করতে হবে। </p> <p>আমরা জানি, </p> <p>ঘণবস্তুর কর্ণের দৈর্ঘ্য </p> <p>(d) = ✓(a² + b² + c²)</p> <p> = ✓(10² + 10² + 5²)</p> <p> = ✓225</p> <p> = 15 </p>
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