In the figure above, find the value of y
Attached Figure / Diagram
A
28o
B
122o
C
150o
D
152o
Verified Correct Answer: B.
Step-by-Step Mathematical Solution
ADB = 180o - 152o = 28o
28o + y + 30o = 180o
y = 180o - 58o
= 122o
Source: Myschool Past Questions Archive (Record #32978)