railway RRB JE (CBT I + CBT II) Mock Test 2024 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities

ΔABC -তে B কোণের পরিমাপ হল 90o, যদি sin A = 15/17, এবং AB = 0.8 সেমি হয়, তাহলে BC বাহুর দৈর্ঘ্য (সেমিতে) কত? 

1
1.5
2
1.7
3
2
4
2.5
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