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galinarezeda59
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Перевидите задачу на английский:

"Дано прямоугольник ABCD докажите што для любой точки виполняетса равенство XA^2+XC^2=XB^2+XD^2"

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Ответы на вопрос:

19zm19zm
19zm19zm
4,4(4 оценок)

Answer:

Given a rectangle ABCD, prove that for any point X of the space the equality XA ^ 2 + XC ^ 2 = XB ^ 2 + XD ^ 2

grandx04
grandx04
4,5(42 оценок)

Rectangle ABCD is given. Prove that for any point X of the space the equality holds:

dashaR06032006
dashaR06032006
4,7(96 оценок)
The man - a child of nature . perhaps it is the very nature of god , who are looking for desperate people . indeed , it is worth turning to religion or mysticism to search for the truth ? is it not true that we are - children of nature , while at the same time her killer ? after all, nature is rich in minerals , water resources ? natural soils , vegetation and wildlife. no, we're not murderers , and that is why the protection of nature conservation , transformation, intelligent use of resources and the restoration of the lost - the greatest challenge of our time. in the world created a lot of organizations that combat pollution.

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