• A. X
• B. Y
• C. X-Y
• D. $x^2-y^2$

Answer: Option B

Explanation:

• A. সন্নিহিত কোণ
• B. সরল কোণ
• C. সম্পূরক কোণ
• D. পূরক কোণ

Answer: Option C

Explanation:

• 
• A. ৬
• B. ১০
• C. ১১
• D. ১২

Answer: Option D

Explanation:

• A. 2
• B. 3
• C. 7
• D. 9

Answer: Option C

Explanation:

• A. 45
• B. 46
• C. 50
• D. 49

Answer: Option C

Explanation:

• A. ৫৬,১৪
• B. ৩২,৮
• C. ৩৬,৯
• D. ৩০,১০

Answer: Option D

Explanation:

• A. ৬ দিন
• B. ৭ দিন
• C. ৮ দিন
• D. ৯ দিন

Answer: Option A

Explanation:

• A. $\frac{১}{৪}$
• B. $\frac{১}{২}$
• C. $\frac{১}{৩}$
• D. $\frac{১}{৫}$

Answer: Option A

Explanation:

• A. $\frac{১}{৪}$
• B. $\frac{১}{২}$
• C. $\frac{১}{৩}$
• D. $\frac{১}{৫}$

Answer: Option A

Explanation:

• A. {7,8,9}
• B. {2,6,8}
• C. {8,9}
• D. {0,1,5,6}

Answer: Option A

Explanation:

• A. 26
• B. 24
• C. 18
• D. 12

Answer: Option D

Explanation:

• A. -4 ≤ x ≤ 4
• B. -2 ≤ x ≤ 0
• C. 2 ≤ r ≤ 2
• D. -2 ≤ x ≤ 2

Answer: Option B

Explanation:

• A. 60
• B. 64
• C. 63
• D. 69

Answer: Option C

Explanation:

• A. $\sqrt{২}$
• B. $৪$
• C. $১$
• D. $২\sqrt{৩}$

Answer: Option B

Explanation:

• A. $10$
• B. $-10$
• C. $1$
• D. $-1$

Answer: Option D

Explanation: