Step-by-step explanation:

Answer:
x=61
Step-by-step explanation:
A 5 sided shape always has 540 degrees in angles in total. So, 540-90-107-144-138. Do this, and it gets you 61 degrees. Therefore x = 61 degrees
Answer:
true
Step-by-step explanation:
45 plus 15 is 60 so he ran 12 yards so subtract 12 from 60 and your answer is 48