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Paralelism în spațiu

Trei puncte ___________ determină un plan şi numai unul. necoliniare
Dacă două plane distincte au un punct __________ , atunci intersecţia lor este o dreaptă. comun
Două drepte ___________ determină un unic plan. concurente
Punctele care aparţin unui plan se numesc puncte __________ . coplanare
Punctele care nu aparţin unui plan se numesc puncte ___________ . necoplanare
Reuniunea semispaţiului deschis cu frontiera sa se numeşte ___________ închis. semispatiu
Două drepte în spaţiu se numesc __________ dacă ele sînt situate în acelaşi plan şi nu au puncte comune sau dacă coincid. paralele
Pentru a confirma că două drepte distincte sînt paralele în spaţiu, trebuie să verificăm dacă ele sînt situate într-un plan şi nu au _________ comune. puncte
Dacă două drepte concurente situate într-un plan sînt paralele cu un alt ________, atunci planele sînt paralele. plan
Dacă o dreaptă este paralelă cu un plan, atunci ___________ acestui plan cu orice alt plan, care nu este paralel cu cel dat şi trece prin dreapta dată, este o dreaptă paralelă cu dreapta dată. intersectia
Created by: Simionash
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