Answer:
Airplane 1- Graph C
Airplane 2- Graph B
Airplane 3- Graph D
Step-by-step explanation:
Answer:
R= {a,b,c}
S = {b, c, d}
T = {c, d, e},
Step-by-step explanation:
R U S U T. ={a,b,c}U{b, c, d}U{c, d, e},={a,b,c,d,e}
Answer:14:8,21:12 , 28,16
Step-by-step explanation:
Step-by-step explanation:
I hope this helps. good luck