In the diagram, ZM is a straight line. Calculate the value of x.
MATHEMATICS
WAEC 2003
In the diagram, ZM is a straight line. Calculate the value of x.
- A. 27°
- B. 30°
- C. 35°
- D. 37°
Correct Answer: C. 35°
Explanation
The sum of angles in a triangle is 180o
2xo + (2x -21)o + ?ZYP = 180o
Also ?ZYP = 180o - (3x+14)o
?2xo + (2x-21)o + 180o - (3x+14)o = 180
x = 35o
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