Answer: 
Explanation:
Since we have given that
line m and line n are parallel to each other,
So,
Corresponding angles are equal , as shown in the figure ,
According to question,

Hence, 
Answer: dkoakdoaskdoakodkaosdkaosdaksdpkadsokfpakofspokfsdp]fokpadsfkopadsfokpfodskfpaskofpd the answer is 2 sorry.
n should be 8 according to mathmatical laws