• 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. $\left(a+b\right)h$
• B. $2\left(a+b\right)h$
• C. $\frac{1}{2}\times \left(a+b\right)\times h$
• D. $\frac{1}{2}\left(a-b\right)h$

Answer: Option C

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:

• A. $\mathrm{\pi }-4$
• B. $4-{\mathrm{\pi }}^2$
• C. $4-\mathrm{\pi }$
• D. $2-\mathrm{\pi }$

Answer: Option C

Explanation:

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

Answer: Option A

Explanation:

• A. $2\sqrt{5}$
• B. $\sqrt{10}$
• C. $5\sqrt{2}$
• D. $3\sqrt{5}$

Answer: Option C

Explanation:

• A. $2x^2+2x+1$
• B. $2x^2+4x+1$
• C. $4x^2+2x+1$
• D. $4x^2+4x+1$

Answer: Option D

Explanation:

• A. 2x
• B. 4x
• C. $x^2$
• D. $2x^2$

Answer: Option C

Explanation:

• A. $\frac{10}{x}$
• B. $\frac{100}{x}$
• C. $\frac{1000}{x}$
• D. $\frac{x}{100}$

Answer: Option C

Explanation:

• A. $x^2+y^2$
• B. $\sqrt{x^2+y^2}$
• C. ${\left(x+y\right)}^2$
• D. $x+y$

Answer: Option B

Explanation:

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

Answer: Option B

Explanation:

• A. $\frac{\overline{)7}}{\overline{)2}}$
• B. $\frac{\overline{)7}}{\overline{)5}}$
• C. $\frac{\overline{)5}}{\overline{)2}}$
• D. $\frac{\overline{)7}}{\left|2\right|5}$

Answer: Option A

Explanation:

• A. $\frac{\sqrt{3}}{2}কএকক$
• B. $\frac{\sqrt{3}}{4}{ক}^{২}একক$
• C. $\frac{\sqrt{5}}{2}কএকক$
• D. কোনটিই নয়

Answer: Option A

Explanation:

• A. $\sqrt{3}$
• B. $\frac{9\sqrt{3}}{4}$
• C. $\frac{3\sqrt{3}}{4}$
• D. $2\sqrt{3}$

Answer: Option A

Explanation: