• A. $৫\sqrt{২}\mathrm{\pi }$
• B. $\mathrm{৮\pi }$
• C. $\mathrm{৬}\sqrt{\mathrm{২}}\mathrm{\pi }$
• D. $৫\sqrt{\mathrm{৩}}\mathrm{\pi }$

Answer: Option C

Explanation:

• A. $1<Q^2$
• B. $\frac{1}{Q^2}>2$
• C. $1>Q^2$
• D. $Q>Q^2$

Answer: Option D

Explanation:

• A. $\frac{1}{2}$
• B. $\frac{2}{3}$
• C. $\frac{3}{4}$
• D. $\frac{1}{3}$

Answer: Option A

Explanation:

• A. $35\sqrt{2}c{m}^2$
• B. $40\sqrt{2}c{m}^2$
• C. $45\sqrt{2}c{m}^2$
• D. $50\sqrt{2}c{m}^2$

Answer: Option D

Explanation:

• A. X
• B. Y
• C. X-Y
• D. $x^2-y^2$

Answer: Option B

Explanation:

• A. $\frac{180}{\mathrm{\pi }}$
• B. $\mathrm{\pi }$
• C. $\frac{\mathrm{\pi }}{180}$
• D. $2\mathrm{\pi }$

Answer: Option C

Explanation:

• A. $\frac{\sqrt{3}}{2}{a}^2$
• B. $\frac{4}{\sqrt{2}}{a}^2$
• C. $\frac{4}{\sqrt{3}}{a}^2$
• D. $\frac{\sqrt{3}}{4}{a}^2$

Answer: Option D

Explanation:

• 
• A. ab
• B. $ab+b^2$
• C. $a{b}^2+\frac{1}{2}{b}^2$
• D. $b(a+\frac{b}{2})$

Answer: Option D

Explanation:

• 
• A. ৪০°
• B. ৭০°
• C. ৯০°
• D. ১১০°

Answer: Option B

Explanation:

• A. ${\mathrm{\pi r}}^2$
• B. πr
• C. $2{\mathrm{\pi r}}^2$
• D. 2 πr

Answer: Option D

Explanation:

• A. $+1\surd kmm$
• B. $+2\underline{\surd k}mm$
• C. $+3\surd km\underline{m}$
• D. $+4\surd kmm$

Answer: Option A

Explanation:

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

Answer: Option A

Explanation:

• A. $\frac{7}{2}$
• B. $\frac{3}{4}$
• C. $\frac{2}{5}$
• D. $\frac{4}{3}$

Answer: Option D

Explanation:

• A. 5 সেমি
• B. 7 সেমি
• C. 12 সেমি
• D. 10 সেমি

Answer: Option A

Explanation:

• A. ৬ সেমি
• B. ৯.৬ সেমি
• C. ৭ সেমি
• D. ৫ সেমি

Answer: Option D

Explanation: