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62 . In the figure, AD and BC are lines intersecting at O. What is the value of a? ..
-
- A. 30
- B. 40
- C. 15
- D. 60
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63 . In the figure above, if the perimeter of vzy is 17, what is the area of square region vwxy? ..
-
- A. 36
- B. 64
- C. 100
- D. 49
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64 . Which number is appropriate in place of question mark? ..
-
- A. 40
- B. 42
- C. 45
- D. 50
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65 . If a+b =8 and ab =12 then find the value of a2-b2 ..
- A. 16
- B. 32
- C. 36
- D. 49
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66 . If x+3=x+3, then what is the value of x? ..
- A. 3
- B. -3
- D.
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67 . a28a-8b+16+b2 এর সাথে কত যোগ করলে যোগফল একটি পূণবর্গ হবে? ..
- A. 2ab
- B. 8ab
- C. 6ab
- D. 4ab
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69 . এর উৎপাদক কোনটি ..
- A.
- B.
- C.
- D.
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70 . Square ABCD is inscribed in a circle. whose radius is 4cm. Calculate the area of the square. ..
-
- A. 16
- B. 32
- C. 48
- D. None
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75 . ..
- A.
- B.
- C.
- D.
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