ࡱ> xzw bjbjGG 4L--RR....<j.g WWWJgLgLgLgLgLgLg,jmxgWGU>WWWxg YRR18g Y Y YW"RJg YWJg Y Ye6fdVWf:f6gg0gRfIn YIn0f Yf`WWWxgxg YWWWgInWWWWWWWWW :   TOPIC 2-2: MORE POINTS, LINES, & PLANES Important facts about points, lines, and planes. Two points determine a _______________. Three NON-COLLINEAR points determine a ________________. Three NON-COPLANAR points determine _____________. The intersection of two lines is a ________________. The intersection of a line and a plane is a _______________. The intersection of two planes is a _________________.  EXAMPLE 1   EXAMPLE 2  c) Name the intersection of plane LNO and MN. Explain: d) Do S and M determine a line? Why or why not? e) Name the intersection of UO and MN. Explain:  EXAMPLE 3   d) Name a set of points, other than those in a) that are coplanar. Points: NAME_________________DATE_______________PER.________ MORE POINTS, LINES, & PLANES Refer to the figure at right to name each of the following. a line containing point A:_______________  a line passing through B:_______________  two points collinear with point D:__________  two points coplanar with point B:__________  a plane containing points B, C, and E: ____________________________________  the intersection of lines p and q: ____________________________________ Refer to the figure below to answer each question. The figure is a rectangular prism formed by six planes. Only a portion of each plane is shown. Name the two planes:  ______________________________________  Name three points that are coplanar with points B and D:______________________________________  Name the lines that intersect at B:_______________ __________________________________________  Which two planes intersect in CE? __________________________________________  Name two points collinear with E: _________________________________________  Name a plane and a line that intersect at B: _________________________________________  Are A, B, C, and F coplanar? Why or why not? __________________________________________  A B C X Y R THINGS WE KNOW FROM THE PICTURE: 1)X, B, and Y are ________________. 2)A, B, and C are _______________. 3)R and AC intersect at __________. 4)BA and BC are ________________. 5)X, B, Y, and C are ________________. N O M L S T R U Q Are points S, O, Q, and M coplanar? Why or why not? b) Name the intersection of planes LON and NQM: Explain: a) Name three points that determine plane J. Points: b) Name the intersection of planes J and K. Intersection: c) Name a set of collinear points, and a set of non-collinear points. 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