Find the value of x in the diagram
Attached Figure / Diagram
A
10o
B
28o
C
36o
D
44o
Verified Correct Answer: B.
Step-by-Step Mathematical Solution
The sum of angles at point = 360o
(x+10)o + (4x+50)o + 20o + 3xo + 2xo = 360o
10x + 80o = 360o
10x = 360o - 80o = 280o
\(\frac{280}{10}=28^{\circ}\)
Source: WAEC / JAMB / NECO Classroom Archive (Record #26623)