Respuesta :

vanessamartin
as the shape has 6 sides to find out the total of all interior angles you need to do 
number of sides-2 x 180
6-2x180= 720

if you then add all of the given angles up 
102 + 146 + 120 + 124 + 158 = 650

720 - 650 = 70
so the angle is 70*