solve it guys fast
and make sure x gives 130
plzz
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yes it is true x = 130
angle of 4 sides = 360
55 + 45 + 30 + d = 360
130 + d = 360
d = 360 - 130
d = 230
Here d is a reflex angle
when we add d + x = 360
230 + x = 360
x = 360 - 230
x = 130
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