Respuesta :

See angle AOC.

It starts at the horizontal 180 degrees and goes to 150 degrees.

It is an acute angle.

Thus, it's measure is:

180 - 150 = 30 degrees

Thus,

[tex]m\angle\text{AOC}=30\degree[/tex]

Now, see angle COE.

It starts at 150 degrees and entends to 40 degrees. It is an obtuse angle (greater than 90). Thus, the angle is:

150 - 40 = 110 degrees

Thus,

[tex]m\angle\text{COE}=110\degree[/tex]

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