Question

If the angle of sector is 30°, then the area of a sector of the circle with radius 7 cm is___(use $\pi = \frac{22}{7}$)

• A. $\frac{77}{6} \text{ cm}^2$
• B. $\frac{77}{8} \text{ cm}^2$
• C. $\frac{132}{7} \text{ cm}^2$
• D. $\frac{154}{6} \text{ cm}^2$

Answer 1

Answer: (A)

$\frac{77}{6} \text{ cm}^2$

Answer 2

The correct option is (A): $\frac{77}{6} \text{ cm}^2$