Find the Chord Given Central Angle and Radius

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your videos helped me a lot thank you so much I will always be grateful

eepiestpupil
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I don't know trig but I am learning and wanted to try this before watching. I got the right answer but I can tell after watching the formula you used it will be a long time before I can do it that way. I used the Sin of 73.5 x 18 x Cosine of 16.5 x 18 x 2..I saved this lesson for further study.

roysmith