Respuesta :

Answer:

http://www.1728.org/radians.htm

The area of a sector = (central angle /360°) * PI * radius^2

area = (135 / 360) * 3.14159265 * 1 * 1

area = .375 * 3.14159265 * 1

area = 1.17809724 square inches

Step-by-step explanation: