• A. $\left(1,0\right)$
• B. $\left(\frac{2}{3},\frac{2}{3}\right)$
• C. $\left(\frac{1}{2},\frac{1}{2}\right)$
• D. $\left(\frac{1}{4},\frac{1}{4}\right)$

Answer: Option C

Explanation:

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

Answer: Option D

Explanation:

• A. $\frac{5}{11}$
• B. $\frac{1}{2}$
• C. $\frac{3}{5}$
• D. $\frac{6}{11}$

Answer: Option A

Explanation:

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

Answer: Option D

Explanation:

• A. $4\pi -8$
• B. $2\pi -4$
• C. $4\pi +8$
• D. $2\pi +4$

Answer: Option A

Explanation:

• A. $\frac{x+y}{mn}$
• B. $\frac{x+y}{m+n}$
• C. $\frac{mx+ny}{m+n}$
• D. $\frac{mx+ny}{mn}$

Answer: Option C

Explanation:

• A. $35\sqrt{5}$
• B. $40\sqrt{5}$
• C. $45\sqrt{5}$
• D. $50\sqrt{5}$

Answer: Option D

Explanation:

• A. $\frac{\mathrm{\pi rx}}{180°}$ একক
• B. $\frac{\mathrm{rx}}{180°}$ একক
• C. $rx$ একক
• D. $\frac{\mathrm{\pi x}}{180°}$ একক

Answer: Option A

Explanation:

• A. $5\sqrt{3}$ সে.মি
• B. $3\sqrt{5}$ সে.মি
• C. $5\sqrt{5}$ সে.মি
• D. $5\sqrt{2}$ সে.মি

Answer: Option A

Explanation:

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

Answer: Option D

Explanation:

• A. $\sqrt{3}$
• B. $4\sqrt{3}$
• C. $8\sqrt{3}$
• D. $16\sqrt{3}$

Answer: Option C

Explanation:

• A. $n^2$
• B. $\frac{n\left(n+1\right)}{2}$
• C. ${\left\{\frac{n\left(n+1\right)}{2}\right\}}^2$
• D. $\frac{n\left(n+1\right)\left(2n+1\right)}{6}$

Answer: Option D

Explanation:

• A. $C=p{\left(1+n\right)}^r$
• B. $C=P\left(1+r^n\right)$
• C. $P=C{\left(1+r\right)}^n$
• D. $C=p{\left(1+r\right)}^n$

Answer: Option D

Explanation:

• A. $\frac{1}{2}\left(a+b\right)h$
• B. $\frac{\sqrt{3}}{4}{a}^2$
• C. $6a^2$
• D. ${\mathrm{\pi r}}^2\mathrm{h}$

Answer: Option A

Explanation:

• A. $\frac{\sqrt{৩}}{৪}{ক}^{২}$
• B. $\frac{\sqrt{৩}}{২}{ক}^{৩}$
• C. $\frac{\sqrt{৩}}{৫}{ক}^{৩}$
• D. $\frac{\sqrt{৩}}{২}{ক}^{৫}$

Answer: Option A

Explanation: