Question

In a triangle,angle x is half the size of angle of y,and angle y is 6 times the size of angle z.what is the measure of angle x in degrees

Answer 1

y = 6 z
x = .5 y = 3 z

x+y+z = 180
3 z + 6 z + 1 z = 180
z = 18
x = 3 z = 54