• A. $\frac{১}{৩}$
• B. $\frac{৩}{৭}$
• C. $\frac{২}{৫}$
• D. $\frac{৪}{৯}$

Answer: Option A

Explanation:

• A. 30°
• B. 60°
• C. 45°
• D. 0°

Answer: Option A

Explanation:

• A. 1
• C. 2
• D. 10

Answer: Option A

Explanation:

• A. 1
• B. 3
• C. 4
• D. 9

Answer: Option C

Explanation:

• A. $\frac{1}{6}$
• B. 6
• C. $\sqrt{6}$
• D. $\frac{1}{\sqrt{6}}$

Answer: Option D

Explanation:

• A. উপবৃত্ত
• B. বৃত্ত
• C. অধিবৃত্ত
• D. পরাবৃত্ত

Answer: Option A

Explanation:

• A. ৩৬
• B. ৩৭
• C. ৩৮
• D. ৩৯

Answer: Option A

Explanation:

• A. 9
• B. 12
• C. 15
• D. 20

Answer: Option A

Explanation:

• A. $\frac{1}{9}$
• B. $\frac{1}{4}$
• C. $\frac{1}{16}$
• D. $\frac{1}{3}$

Answer: Option B

Explanation:

• A. 30
• B. 60
• C. 225
• D. 15

Answer: Option C

Explanation:

• A. 16
• B. 9
• C. 8
• D. 4

Answer: Option B

Explanation:

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

Answer: Option B

Explanation:

• A. 80°
• B. 90°
• C. 100°
• D. 120°

Answer: Option B

Explanation:

• A. $\frac{5}{27}$
• B. $\frac{7}{36}$
• C. $\frac{11}{45}$
• D. $\frac{2}{9}$

Answer: Option A

Explanation:

• A. sin 1 ° = sin 179 °
• B. sin 1 ° < sin 179 °
• C. sin 1 ° < sin 180 °
• D. sin 1 ° = sin 181 °

Answer: Option A

Explanation: