The sum of 7 angles of a decagon is 1170°. The 3 sides are equal to each other. Calculate the size of the other 3 angles.​

Respuesta :

Answer:

180.....1888888888888888

Answer:

90 degrees

Step-by-step explanation:

Decagon interior angles: 1,440 degrees

1440 - 1170 = 270

270/3 = 90