JAMB - Mathematics (2017 - No. 22)
In the figure, find x
40o
55o
50o
60o
Explanation
Sum of angle at a point = 360o
2x + 3x + 4x = 360
9x = 360
x = \(\frac{360}{9}\)
x = 40o
2x + 3x + 4x = 360
9x = 360
x = \(\frac{360}{9}\)
x = 40o
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