Answer:
E. (x³/360)π square units
Explanation:
The area of a sector has a formula.
θ°/360° × πr²
The radius is x units, the central angle of the sector is x°.
x/360 × πx²
x/360 × x² × π
x³/360 × π
The area of the sector is equal to (x³/360)π square units.