Question

please help to solve this problem with the formula ​

Answer 1

Answer is (b) 215°

Step-by-step explanation:

According to one of the triangle property

Exterior angle = Sum of interior opposite angles

So , to find y

y ( exterior angle ) = 60° + 40° ( vertically

opposite angles )

y = 100°

To find x

x ( exterior angle ) = 40° + 75°

x = 115 °

So ,

x + y = 100° + 115° = 215 °

Hope this Helps !!

Answer 2

215 degree

See the attachment hope it helps u