Answer:
a b d e
Step-by-step explanation:
The reason is for A. BD=BF is the same length
the reason for B. is that angle one and two combined is a right angle so 90 degrees
the reason for D. is that E is in the middle of DF if you cut it in half where the E is it will be equal to each other
the reason for E. is that is angle three and four combined equals 90 degrees
