Sylenia Sylenia

17-09-2018
Mathematics

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10 PTS! PYTHAGOREAN THEOREM!
Find the length of the flagpole CD positioned on top of a building, given the information shown in the diagram:

10 PTS PYTHAGOREAN THEOREM Find the length of the flagpole CD positioned on top of a building given the information shown in the diagram class=

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JiakSai JiakSai

17-09-2018

Answer: 9.32

Explanation:

25² + BC² = 30²

BC² = 30² - 25²

BC² = 275

BC = 5√11

25² + BD² = 36²

BD² = 36² - 25²

BD² = 671

BD = √671

x = √671 - 5√11

x = 9.32

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