Respuesta :

Itz5151

Step-by-step explanation:

∅ subtended = 20°

So by length of arc formula = 2πr*∅/360° = 2*π*13 * 20/360 = 13/9 π units

Area of sector = πr²*∅/360 = π*13²*20/360 = 169/18 units²