# Question 37

Jambmaths question:

The angles of a polygon are given by 2x, 5x, x and 4x respectively. The value of x is

Option A:

31°

Option B:

30°

Option C:

26°

Option D:

48°

Jamb Maths Solution:

Total sum of angles in 4 sided polygon is 360o\begin{align} & 2x+5x+x+4x=360{}^\circ \\ & 12x=360{}^\circ \\ & x=30{}^\circ \\\end{align}

Year of Exam: