Respuesta :

sifo00

Answer:

24 degree

Step-by-step explanation:

sum of all three angles = 163

x + 4x + 2x + 5 - 10 = 163

7x - 5 = 163

7x = 163 + 5

x = 168/7

x = 24

Answer:

24 degree

Step-by-step explanation: