We know that
Sum of angles in triangle = 180°
let third angle be Y
Now ,
60+74+Y = 180
=> 134 + Y = 180
=> Y = 46°
Now to find X
We know that angle made by straight line is 180°
So now ,
Third angle + x = 180°
=> 46 + x = 180
=> x = 180 -46
=> x = 134°
