Bc and bd are opposite rays. all of the following are true except a)a, b,c, d are collinear b)a, b,c, d are coplanar c)bc=bd d)b is between c and d

B is the answer given that b is the point where they become opposite and they have to be colinear

x+y=90

x=30-y=x

step-by-step explanation:

if you understand you will get the answer

.95

step-by-step explanation: