• A. 1
• B. 2
• C. 3
• D. 4

Answer: Option B

Explanation:

• A. $4$
• B. $5$
• C. $8$
• D. $10$

Answer: Option A

Explanation:

• A. ${30}^{°}$
• B. ${60}^{°}$
• C. ${75}^{°}$
• D. ${70}^{°}$

Answer: Option B

Explanation:

• A. $1$
• B. $4$
• C. $2$
• D. $5$

Answer: Option B

Explanation:

• A. $\frac{1}{25}$
• B. $-5$
• C. $\frac{1}{5}$
• D. $-\frac{1}{5}$

Answer: Option B

Explanation: