Fie ABCDA'B'C'D' o piramida dreapta cu baza un patrat ABCD. Lungimea laturilor AB si AA' sunt direct proportionale cu numerele 3 si 4. Aria totala a prismei este egala cu 594 cm patrati. Calculati:
a) lungimile laturilor AB si AA'
b) sinusul unghiului format de AD' cu planul (BDD')
Imi trebuie astazi, repedeee, plsss!!!
DAU COROANA!!!!!

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02-03-2017
Mathematics

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Fie ABCDA'B'C'D' o piramida dreapta cu baza un patrat ABCD. Lungimea laturilor AB si AA' sunt direct proportionale cu numerele 3 si 4. Aria totala a prismei este egala cu 594 cm patrati. Calculati:
a) lungimile laturilor AB si AA'
b) sinusul unghiului format de AD' cu planul (BDD')
Imi trebuie astazi, repedeee, plsss!!!
DAU COROANA!!!!!

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jamesbeargr jamesbeargr · Answer 1 · 2017-03-02T09:20:57+01:00

jamesbeargr jamesbeargr

02-03-2017

Please ask the question in English, if you are not able to, I believe you are in the wrong language section and suggest you try something else before you get your question taken down.

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