Mặt nón tròn xoay
Chia sẻ tài liệu: Mặt nón tròn xoay thuộc Bài giảng khác
Nội dung tài liệu:
2.0.0 (279,Windows NT) stopped off 1.000 %57 %1 doc_settings 68 -87 document_window 0 600 600 0 0 2 Z0_Plane defined (0,0,1,0) normal_surface_thickness solid_surface_style ivory hidden_layer solid_curve_style normal_curve_radius dim_gray template_plane3_base_surface_thickness plane3_base_curve_radius [ document_toolbar default_document_toolbar ] K_vector defined (0,0,0,1) (0,0,1) sphere_point_style normal_point_size tomato hidden_layer solid_curve_style normal_curve_radius steel_blue vector3_base_point_size vector3_base_curve_radius J_vector defined (0,0,0,1) (0,1,0) sphere_point_style normal_point_size tomato hidden_layer solid_curve_style normal_curve_radius lawn_green vector3_base_point_size vector3_base_curve_radius I_vector defined (0,0,0,1) (1,0,0) sphere_point_style normal_point_size tomato hidden_layer solid_curve_style normal_curve_radius orange_red vector3_base_point_size vector3_base_curve_radius Z1_point no_display no_picking (0,0,1,1) Y1_point no_display no_picking (0,1,0,1) X1_point no_display no_picking (1,0,0,1) O_point defined (0,0,0,1) sphere_point_style normal_point_size red hidden_layer point3_base_point_size %1 1 29.700 21.000 %8 %57 %6 20.000 15.000 %7 origin3 %7 ((-0.25881904510252085,-0.3303660895493522,0.90767337119036862,0),(0.96592582628906831,-0.088521326901376929,0.24321034680169404,0),(0,0.93969262078590821,0.34202014332566877,0),(0,0,0,1)) %8 1.000 1.000 19.500 19.000 default_surface_clipping_transfo3 %7 central_medium_lens default_layer default_clipping_transfo3 %9 I_vector O_point X1_point %10 J_vector O_point Y1_point %11 K_vector O_point Z1_point %15 defined (0.7392109814563953,-1.4218856318948063,0,1) sphere_point_style normal_point_size red default_layer point3_base_point_size %16 (0.39133106533050893,-0.75273234985127335,0.52939022166514294) %15 Z0_Plane %17 %18 %19 Z0_Plane %15 %18 defined hidden_layer solid_curve_style normal_curve_radius deep_pink conic3_base_curve_radius %19 defined (-0.42502418309240397,-4.0988346220852563,0,1) sphere_point_style normal_point_size red hidden_layer point3_base_point_size %20 (-0.10023182178984202,-0.96661243696235755,0.23582616184465613) %19 Z0_Plane %21 %22 %15 Z0_Plane %22 defined (0,0,-0.52939022166514294,0.75273234985127335,0.39133106533050893,0) default_layer solid_curve_style normal_curve_radius cornflower_blue line3_base_curve_radius %23 defined (3.638688252485863,-1.7603098763530876,0,1) sphere_point_style normal_point_size red default_layer point3_base_point_size %1 animated 1.25000000 cm/s no %24 (0,-0.85191036671040621) %23 %18 %25 %26 %23 %15 %26 defined (3.638688252485863,-1.7603098763530876,0,1)(0.7392109814563953,-1.4218856318948063,0,1) sphere_point_style normal_point_size tomato default_layer solid_curve_style normal_curve_radius brown subline3_base_point_size subline3_base_curve_radius %27 defined (0.7392109814563953,-1.4218856318948063,4.9772868547403952,1) sphere_point_style normal_point_size red default_layer point3_base_point_size %28 (0.98040822306873965,0.19697643549215846) %27 %22 %29 defined (0.7392109814563953,-1.4218856318948063,4.9772868547403952,1) sphere_point_style normal_point_size red default_layer point3_base_point_size %30 (0.98040822306873965,0.19697643549215846) %29 %22 %31 %32 %23 %29 %32 defined (0.13622067279395869,-0.015899548077342271,-0.2338384821345863,0.41162818957292724,0.85086533792224439,0.18193709687380827) default_layer solid_curve_style normal_curve_radius cornflower_blue line3_base_curve_radius %33 defined (-0.59601370412661703,-1.2660394695829222,7.2693538911264382,1) sphere_point_style normal_point_size red default_layer point3_base_point_size %34 (0.82512109835345515,0.5649559036349544) %33 %32 %35 %36 %33 %22 %36 defined (2.9970113838195926e-17,4.7040743816089044e-18,0.1362803795672464,-0.99067030749135066) normal_surface_thickness solid_surface_style light_steel_blue hidden_layer solid_curve_style normal_curve_radius dim_gray plane3_base_surface_thickness plane3_base_curve_radius %37 %38 %36 %22 %38 defined (0.73921098145639519,-1.4218856318948063,7.269353891126439,1) sphere_point_style normal_point_size red default_layer point3_base_point_size %39 %40 %38 %33 %40 defined (0.73921098145639519,-1.4218856318948063,7.269353891126439,1)(-0.59601370412661703,-1.2660394695829222,7.2693538911264382,1) sphere_point_style normal_point_size tomato default_layer solid_curve_style normal_curve_radius brown subline3_base_point_size subline3_base_curve_radius %41 %42 %32 %22 %42 defined (0.0697845644602334,0.59788493831174205,-2.7755575615628914e-17,0.79853848692662266) normal_surface_thickness solid_surface_style alice_blue default_layer solid_curve_style normal_curve_radius dim_gray plane3_base_surface_thickness plane3_base_curve_radius %46 (-0.94652291058975779,0.3226366063060635) %47 %22 %47 defined italic 20 Helvetica -0.265 -0.748 a black default_layer %48 %50 %15 %29 %23 %49 %49 30.39146881276271 1 %50 defined default_layer solid_curve_style normal_curve_radius black angle_mark3_base_curve_radius %51 %52 %8 %49 %50 %52 defined italic 12 Helvetica 6.234 -5.829 black hidden_layer %53 %54 %29 %54 defined italic 20 Helvetica -0.423 0.212 O black default_layer %55 (-0.51807319388348982,0.85533628812260754) %56 %32 %56 defined italic 20 Helvetica -0.182 0.184 d black default_layer %57 20.500 1.000 8.500 19.000 %58 %58 MẶT N�N TR�N XOAY
1) Định nghĩa(SGK - trang 31)
Trong mặt phẳng (P) cho hai đường thẳng a v� d cắt nhau tại điểm O v� tạo th�nh một g�c nhọn. Khi quay mặt phẳng (P) xung quanh a th� đường thẳng d sinh ra một mặt tr�n xoay gọi l� mặt n�n tr�n xoay (mặt n�n) đỉnh O
+ trục
+ đường sinh
+ g�c ở đỉnh
