What is DZ?

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1 Answer
Noah G
Mar 12, 2018

We know the radius, as DW is a radius. Therefore, another radius, clearly of equal measure, can be drawn from D to Y. We know the length of ZY therefore we may apply pythagoras

#DZ^2 = 10^2 - (7.7)^2 = 40.71#

#DZ = 6.38# cm

Hopefully this helps!

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