If the radius of a sector is 21cm and \$\theta = 90^\circ\$. Find the area.

A) \$232.6 cm^2\$

B) \$549.3 cm^2\$

C) \$346.5 cm^2\$

D) \$458.6 cm^2\$

If the radius of a sector is 28cm and \$\theta = 270^\circ\$. Find the area.

A) \$1544 cm^2\$

B) \$1326 cm^2\$

C) \$1564 cm^2\$

D) \$1848 cm^2\$

If the radius of a sector is 63m and \$\theta = 40^\circ\$. Find the area.

A) \$2142 m^2\$

B) \$1856 m^2\$

C) \$1325 m^2\$

D) \$1386 m^2\$

The area of a sector is \$1584 cm^2\$ and \$\theta = 35^\circ\$. Find the radius.

A) \$71cm\$

B) \$56.5cm\$

C) \$72.6cm\$

D) \$65.5cm\$

The area of a sector is \$792 m^2\$ and radius is \$36 m\$. Find the \$\theta\$.

A) \$\theta = 320^\circ\$

B) \$\theta = 330^\circ\$

C) \$\theta = 300^\circ\$

D) \$\theta = 310^\circ\$