Answer:
CPCTC
Step-by-step explanation:
You already proved that triangle BAD is congruent to CAD, this means that all of the corresponding angles and sides with be congruent (CPCTC). That means BD is congruent to CD. Hope this helps!
three hundred thousand twenty-one two hundred nine
2/15
4/5-2/3
12/15-10/15
Same speed.
divide Distance by speed
25.5/3=8.5mph
34/4=8.5mph