Answer:
BC > AD
Step-by-step explanation:
The opposite side to BC is greater, therefore making m<BCD > m<BAD. Since the legs are congruent, this is the only difference that need-be mentioned.
2 7/8
3 inchies
7m
18/6 = 3
24/8 = 3
21/x = 3
21/3 = 7
x = 7
a c