Respuesta :
Use:
c2 = a2 + b2
130^2 = 100^2 + b2
16,900 = 10,000 + b2
6900 = b2
b = 83.1 so I guess C
c2 = a2 + b2
130^2 = 100^2 + b2
16,900 = 10,000 + b2
6900 = b2
b = 83.1 so I guess C