Find the measure of each numbered angle.

Which results are using ? please help.

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- Jun 5th 2007, 08:29 AMAmyCircle question
Find the measure of each numbered angle.

Which results are using ? please help. - Jun 5th 2007, 08:51 AMThePerfectHacker
1)$\displaystyle \frac{1}{2} (30+50)$

2)$\displaystyle \frac{1}{2} (110 - 50)$

3)$\displaystyle \frac{1}{2} (150 - 100)$