What is the value of x? round the answer to the nearest tenth. the diagram is not drawn to scale.
two triangles inside circle
a. 30
b. 60
c. 120
d. 240

Ascientist is explaining how background cosmic radiation gives evidence of the big bang theory. she says that radiation has been detected everywhere equally as heat in the universe and is increasing. this has been shown to be residual radiation from the big bang. what error did the scientist make?