Circles
100

It's the measure of arc ADB in the diagram below.

What is 328o

200

It's the value of x in the diagram below. Hint: an inscribed angle measure is half the intercepted arc.

What is 

x=9?

300

It's the measure of angle AEB in the diagram below.  Hint: the measure of an interior angle is the average of the intercepted arcs.

What is 103o?

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