2012 · Q76
In the figure, LOM is a straight line with angles (x+20) degrees, 50 degrees and (x-10) degrees at O. What is x equal to?
Elementary MathematicsGeometry
- A45
- B60
- C70
- D80
Explanation
(x+20)+50+(x-10) = 180 gives x = 60.
In the figure, LOM is a straight line with angles (x+20) degrees, 50 degrees and (x-10) degrees at O. What is x equal to?
Explanation
(x+20)+50+(x-10) = 180 gives x = 60.