A ও B দুই বিন্দুর দূরত্ব = 60 m, উচ্চতা ভূমি থেকে যথাক্রমে 4 m ও 16 m হলে, নতির (slope) পরিমান কত?
A. 0.20
B. 0.33
C. 5
D. 0.27
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সঠিক উত্তরঃ
A.
0.20
Explanation:
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