alleryতিনিটা বৃত্তকলাৰ মাপ 120, 90 আৰু 60 ডিগ্ৰী। চতুৰ্থ বৃত্তকলাটোৰ কোণ কিমান?
A60 ডিগ্ৰী
B70 ডিগ্ৰী
C80 ডিগ্ৰী
D90 ডিগ্ৰী
Answer & Solution
Correct answer: D. 90 ডিগ্ৰী
প্ৰথম তিনিটাৰ যোগফল 270 ডিগ্ৰী, গতিকে শেষৰ বৃত্তকলাটো হ'ল 360 বিয়োগ 270 = 90 ডিগ্ৰী।
Keep practising Data Interpretation
Browse all Data Interpretation questions for RRB NTPC, or explore more Reasoning topics.
Related questions
Frequencies are 6, 10 and 14 across three classes. What is the final cumulative frequency?Class frequencies are 4, 9, 14, 7 and 6. How many observations are there in all?Class intervals 0-10, 10-20, 20-30 have frequencies 5, 12 and 8. Which is the modal class?Histogram bins are usually what kind of intervals?A histogram differs from a bar chart because each bin covers what?Closing values are 100, 120 and 90 on three days. What is the largest daily change?A price moves 50, 60 and then 54. What is the percent fall from the peak?Population grew from 40000 to 46000 in three years. What is the mean yearly rise?