![Plane and solid geometry . = chord CD, and let OE andOF be the distances of AB and CD from center 0, respectively. To prove OE = OF. Argument 1. Draw radii Plane and solid geometry . = chord CD, and let OE andOF be the distances of AB and CD from center 0, respectively. To prove OE = OF. Argument 1. Draw radii](https://c8.alamy.com/comp/2AWGHB5/plane-and-solid-geometry-=-chord-cd-and-let-oe-andof-be-the-distances-of-ab-and-cd-from-center-0-respectively-to-prove-oe-=-of-argument-1-draw-radii-ob-and-oc-2-e-and-f-are-the-mid-points-of-ab-and-cdy-respectively-3-in-rt-a-oeb-and-ocf-eb-=-cf-4-ob-=-oc-5-a-oeb-=-a-ocf-6-0e=-of-qed-ii-conversely-given-circle-0-with-oe-the-distance-of-chord-ab-from-center0-equal-to-of-the-distance-of-chord-cd-from-center-0-to-prove-chord-ab-=-chord-cdhint-prove-a-oeb-=-a-ocf-reasons-1-54-15-2-302-3-54-8-a-4-279-a-5-211-6-110-ex-431-if-perp-2AWGHB5.jpg)
Plane and solid geometry . = chord CD, and let OE andOF be the distances of AB and CD from center 0, respectively. To prove OE = OF. Argument 1. Draw radii
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