Answer:
it is 23. always remember it's supposed to add up to 180. So add up all your numbers and subtract the total from 180 to get your answer
113 degrees
Step-by-step explanation:
ABF= 39 degrees
ABE= 51 degrees
ABD= 23 degrees (BE is a right angle, which is 90 degrees, 90-67=23
39+51+23= 113
Hope this helps!
