townecorinne townecorinne

14-05-2018
Mathematics

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n the above figure, the radius of curvature is 10 ft and the height of the segment is 2 ft. What's the length of the chord? A. 7.5 ft B. 15 ft C. 10 ft D. 12 ft

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sqdancefan sqdancefan

16-05-2018

Half the length of the chord is ...
√(10² -(10 -2)²) = 6

The length of the chord is ...
D. 12 ft

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