JAMB - Mathematics (1995 - No. 42)
Determine the value of x in the figure
134o
81o
53o
46o
Vysvetlenie
Within the triangle,
180° - (81° + 53°) = 46°
In a cyclic quadrilateral, the sum of two opposite angles = 180°
\(\therefore\) x = 180° - 46° = 134°