Question

determine the value of x and y
with whole formula​

Answer 1

Answer:

x+130degree=180degree

x=50DEGREE

y+x=110degree

sum of external angle =eqal to sum of other internal angle

y+50degree=110degree

y=60degree

hope this helps!

Answer 2

Step-by-step explanation:

x+ 130° =180° ( linera pair )

x= 180-130 =50°

y+x =130° ( extrior angle property)

y= x -130

y = 80°

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