## britbrat4601 Group Title PLZ HELP a. Find the radius. If your answer is not an integer, express it in radical form. b. Find FN. If your answer is not an integer, express it in radical form. c. Find EF. Express it as a decimal rounded to the nearest tenth. one year ago one year ago

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1. britbrat4601 Group Title

2. lacypennelll Group Title
3. ZeHanz Group Title

a. Because OM is perp. to CM, and OD=OC = radius of circle, CM = DM = 22. Pythagoras in triangle OMC: OC² = 22² + 20² = 884. $OC =r=\sqrt{884}=2\sqrt{221}$

4. ZeHanz Group Title

To find the other answers, use the same technique, in triangle ONE (you now know EO).