Discussion
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- Question
A triangular prism has 9 edges. How many vertices does it have?
Options- A. 8
- B. 6
- C. 12
- D. 10
- Correct Answer
- 6
- 1. The co-ordinates of the centroid of a triangle ABC are (3,-2). What are the co-ordinates of vertex C if co-ordinates of A and B are (-2,5) and (6,-2) respectively?
Options- A. (-5,-9)
- B. (5,-9)
- C. (5,9)
- D. (-5,9) Discuss
- 2. If 5x - 4 ? 2 - x and 4x + 5 > 2x - 5, then x can take which of the following values?
Options- A. 3
- B. 6
- C. -7
- D. -1 Discuss
- 3. On dividing 111a2b2c2 by 37a2 , we get ______.
Options- A. 2c2
- B. 2b2
- C. 3
- D. 3b2c2 Discuss
- 4. The value of x for which the expressions 5x + 17 and 17x - 5 become equal is _____.
Options- A. 11/6
- B. -11/6
- C. 6/11
- D. -6/11 Discuss
- 5. ?XYZ is right angled at Y. If tanX = 24/7, then what is the value of cotZ ?
Options- A. 25/7
- B. 24/25
- C. 7/24
- D. 24/7 Discuss
- 6. The diagonal of a square equals the side of an equilateral triangle. If the area of the square is 12 sq cm, what is the area of the equilateral triangle?
Options- A. 12?3 sq cm
- B. 6?3 sq cm
- C. 12?2 sq cm
- D. 24 sq cm Discuss
- 7. If sin - 4?/3 = x, then the value of x is
Options- A. -2
- B. -2/?3
- C. ?3/2
- D. ?2 Discuss
- 8. When a number is increased by 28, it becomes 107% of itself. What is the number?
Options- A. 336
- B. 420
- C. 400
- D. 252 Discuss
- 9. If secA - tanA = x, then the value of x is
Options- A. 1/(sec2A - tan2A)
- B. 1/(sec2A + tan2A)
- C. 1/?[(sec2A - tan2A)]
- D. 1/(secA + tanA) Discuss
- 10. If cos 45° - sec 60° = x, then the value of x is
Options- A. (?3-4)/2?3
- B. 1
- C. (1-2?2)/?2
- D. (?3+?2)/2 Discuss
Simplification problems
Search Results
Correct Answer: (5,-9)
Correct Answer: -1
Correct Answer: 3b2c2
Correct Answer: 11/6
Correct Answer: 24/7
Correct Answer: 6?3 sq cm
Correct Answer: ?3/2
Correct Answer: 400
Correct Answer: 1/(secA + tanA)
Correct Answer: (1-2?2)/?2
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