tara040
tara040
27-07-2019
Mathematics
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What is the answer for the attached picture
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763609720
763609720
27-07-2019
It should be 13 as well
Because the arc length of CDE and ABCD are both 90 degrees. They share 20 degrees from arc CD and they already both have 70 degrees. So if the arc length is equal, the corresponding chords should be equal too.
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