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What is the measure of ABC and please show me how to do it
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What is the measure of ABC and please show me how to do it

What is the measure of ABC and please show me how to do it-example-1
User Reberhardt
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Arc length from A to C (red line) is the given inside angle times 2, so AC = 50*2 = 100 degrees.

A full circle is 360 degrees, so arc ABC (blue line) would be 360 - 100 = 260 degrees.

The answer is D.
User Mohrn
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