Question

ayuda :(((((((((((((((​

Answer 1

a = 40°

B = 140°

S = 40°

o = 180 - 72 = 108°

B = 72°

o = 108°

Answer 2

Respuesta:

Explicacion paso a paso

140 + 140 + a + S =360

280 + a + S = 360

a + S = 80

a = 40

S = 40

Comprobacion: 140 + 140 + 40 + 40 = 360°

2)

72 + 72 + O + (,) = 360°

144 + O + (,) = 360°

O + (,) = 216

O = 108

(,) = 108

Comprobacion: 72 + 72 + 108 + 108 = 360°