Answer:
1 , 5 and 7 angle are 105 degree
∡1, 5, and 7 have the same measure as ∡3
Step-by-step explanation:
∡1 and ∡3 are vertical angles and congruent
∡3 and ∡7 are corresponding angles and congruent
∡5 and ∡7 are vertical angles and congruent