每日一题及答案:立体几何中的参数问题

高考网

       

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        　　小编提示：以上试题主要考察立体几何中的参数问题。

gkfive

       

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.ft13{ font-size:13px;}.c9,.c9 a:link,.c9 a:visited{ color:#999;}.c9 a:hover{ color:#c00;}.c9 a:active{ color:#999;} .zkC{ width:590px; height:276px; border:1px solid #999; overflow:hidden; margin:0 auto; background-color:#fff;} .zkC dl{ padding:8px 16px 8px 10px; width:564px;} .zkC dt{ padding:5px 7px 5px 6px; width:131px; height:133px; float:left; background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/bg144.png) no-repeat; } .zkC dt img{ display:block;} .zkC dd{ width:405px; float:right; padding-top:5px;}.content .zkC dd p{ margin-bottom:8px;} .content .zkC a:link,.content .zkC a:visited{ text-decoration:none;}.content .zkC a:hover{ text-decoration:underline;}.content .zkC a:active{ text-decoration:none;} .wxC{ border-top:1px dotted #9a9999; padding:8px 10px;} .btn_li{ height:27px; overflow:hidden;}.btn_li img{ display:block;}.btn_li a{ display:inline-block; margin-right:5px;}       
.ft13{ font-size:13px;}.c9,.c9 a:link,.c9 a:visited{ color:#999;}.c9 a:hover{ color:#c00;}.c9 a:active{ color:#999;} .zkC{ width:590px; height:276px; border:1px solid #999; overflow:hidden; margin:0 auto; background-color:#fff;} .zkC dl{ padding:8px 16px 8px 10px; width:564px;} .zkC dt{ padding:5px 7px 5px 6px; width:131px; height:133px; float:left; background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/bg144.png) no-repeat; } .zkC dt img{ display:block;} .zkC dd{ width:405px; float:right; padding-top:5px;}.content .zkC dd p{ margin-bottom:8px;} .content .zkC a:link,.content .zkC a:visited{ text-decoration:none;}.content .zkC a:hover{ text-decoration:underline;}.content .zkC a:active{ text-decoration:none;} .wxC{ border-top:1px dotted #9a9999; padding:8px 10px;} .btn_li{ height:27px; overflow:hidden;}.btn_li img{ display:block;}.btn_li a{ display:inline-block; margin-right:5px;}       
       
        编辑：张健
/* 高考日历 */
.cal_org{ background:#F60;}
.cal_org strong{ color:#ffffff!important;}
.cal_org a{ color:#ffffff;}
.gaokao_cr{ position:relative; width:589px; margin:0px auto;}
.gaokao_cr .blue1{ color:#57B2F8;}
.gaokao_cr .blue2{ color:#2C6BB2;}
.gaokao_cr .c9{ color:#999999;}
.cal_show{ position:absolute; top:0px; left:0px; width:410px; height:13px; padding:0 88px;}
.cal_btn{ position:absolute; top:28px; display:block; width:10px; height:13px; background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/index/cal_btn.gif) no-repeat; overflow:hidden; zoom:1;}
.cal_prev{ left:90px; background-position:0 0;}
.cal_prev2{ background-position:0 -13px;}
.cal_next{ right:90px; background-position:-10px 0;}
.cal_next2{ background-position:-10px -13px;}
.calendar_cn h3{ height:20px; padding:14px 0; line-height:20px; font-family:"微软雅黑"; font-size:20px; font-weight:normal; text-align:center;}
.calendar_cn h3 a:hover{ text-decoration:none;}
.calendar_cn table{ width:100%;}
.calendar_cn table th,.calendar_cn table td{ border-collapse:collapse; font-size:12px; text-align:center; border:1px solid #F8F8F8;}
.calendar_cn table th{ height:28px; font-family:"微软雅黑"; color:#3D262B; font-weight:normal; background:#E7E7E7;}
.calendar_cn table td{ height:50px;}
.calendar_cn table strong{ font-size:14px; color:#3D262B;}
.calendar_cn table td.cur{ background:#57B2F8;}
.calendar_cn table td.cur strong,.calendar_cn table td.cur a{ color:#FFFFFF;}
.calendar_cn table td:hover{ background:#57B2F8;}
.calendar_cn table td:hover strong,.calendar_cn table td:hover a{ color:#FFFFFF;}
.calendar_cn table td.cal_org:hover{ background:#F60;}
.calendar_cn .num1{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_1.png) center 15px no-repeat #ffffff;}
.calendar_cn .num2{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_2.png) center 15px no-repeat #ffffff;}
.calendar_cn .num3{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_3.png) center 15px no-repeat #ffffff;}
.calendar_cn .num4{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_4.png) center 15px no-repeat #ffffff;}
.calendar_cn .num5{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_5.png) center 15px no-repeat #ffffff;}
.calendar_cn .num6{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_6.png) center 15px no-repeat #ffffff;}
.calendar_cn .num7{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_7.png) center 15px no-repeat #ffffff;}
.calendar_cn .num8{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_8.png) center 15px no-repeat #ffffff;}
.calendar_cn .num9{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_9.png) center 15px no-repeat #ffffff;}
.calendar_cn .num10{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_10.png) center 15px no-repeat #ffffff;}
.calendar_cn .num11{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_11.png) center 15px no-repeat #ffffff;}
.calendar_cn .num12{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_12.png) center 15px no-repeat #ffffff;}
.ft13{ font-size:13px;}.c9,.c9 a:link,.c9 a:visited{ color:#999;}.c9 a:hover{ color:#c00;}.c9 a:active{ color:#999;} .zkC{ width:590px; height:276px; border:1px solid #999; overflow:hidden; margin:0 auto; background-color:#fff;} .zkC dl{ padding:8px 16px 8px 10px; width:564px;} .zkC dt{ padding:5px 7px 5px 6px; width:131px; height:133px; float:left; background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/bg144.png) no-repeat; } .zkC dt img{ display:block;} .zkC dd{ width:405px; float:right; padding-top:5px;}.content .zkC dd p{ margin-bottom:8px;} .content .zkC a:link,.content .zkC a:visited{ text-decoration:none;}.content .zkC a:hover{ text-decoration:underline;}.content .zkC a:active{ text-decoration:none;} .wxC{ border-top:1px dotted #9a9999; padding:8px 10px;} .btn_li{ height:27px; overflow:hidden;}.btn_li img{ display:block;}.btn_li a{ display:inline-block; margin-right:5px;}       
.ft13{ font-size:13px;}.c9,.c9 a:link,.c9 a:visited{ color:#999;}.c9 a:hover{ color:#c00;}.c9 a:active{ color:#999;} .zkC{ width:590px; height:276px; border:1px solid #999; overflow:hidden; margin:0 auto; background-color:#fff;} .zkC dl{ padding:8px 16px 8px 10px; width:564px;} .zkC dt{ padding:5px 7px 5px 6px; width:131px; height:133px; float:left; background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/bg144.png) no-repeat; } .zkC dt img{ display:block;} .zkC dd{ width:405px; float:right; padding-top:5px;}.content .zkC dd p{ margin-bottom:8px;} .content .zkC a:link,.content .zkC a:visited{ text-decoration:none;}.content .zkC a:hover{ text-decoration:underline;}.content .zkC a:active{ text-decoration:none;} .wxC{ border-top:1px dotted #9a9999; padding:8px 10px;} .btn_li{ height:27px; overflow:hidden;}.btn_li img{ display:block;}.btn_li a{ display:inline-block; margin-right:5px;}       
/* 高考日历 */
.cal_org{ background:#F60;}
.cal_org strong{ color:#ffffff!important;}
.cal_org a{ color:#ffffff;}
.gaokao_cr{ position:relative; width:589px; margin:0px auto;}
.gaokao_cr .blue1{ color:#57B2F8;}
.gaokao_cr .blue2{ color:#2C6BB2;}
.gaokao_cr .c9{ color:#999999;}
.cal_show{ position:absolute; top:0px; left:0px; width:410px; height:13px; padding:0 88px;}
.cal_btn{ position:absolute; top:28px; display:block; width:10px; height:13px; background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/index/cal_btn.gif) no-repeat; overflow:hidden; zoom:1;}
.cal_prev{ left:90px; background-position:0 0;}
.cal_prev2{ background-position:0 -13px;}
.cal_next{ right:90px; background-position:-10px 0;}
.cal_next2{ background-position:-10px -13px;}
.calendar_cn h3{ height:20px; padding:14px 0; line-height:20px; font-family:"微软雅黑"; font-size:20px; font-weight:normal; text-align:center;}
.calendar_cn h3 a:hover{ text-decoration:none;}
.calendar_cn table{ width:100%;}
.calendar_cn table th,.calendar_cn table td{ border-collapse:collapse; font-size:12px; text-align:center; border:1px solid #F8F8F8;}
.calendar_cn table th{ height:28px; font-family:"微软雅黑"; color:#3D262B; font-weight:normal; background:#E7E7E7;}
.calendar_cn table td{ height:50px;}
.calendar_cn table strong{ font-size:14px; color:#3D262B;}
.calendar_cn table td.cur{ background:#57B2F8;}
.calendar_cn table td.cur strong,.calendar_cn table td.cur a{ color:#FFFFFF;}
.calendar_cn table td:hover{ background:#57B2F8;}
.calendar_cn table td:hover strong,.calendar_cn table td:hover a{ color:#FFFFFF;}
.calendar_cn table td.cal_org:hover{ background:#F60;}
.calendar_cn .num1{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_1.png) center 15px no-repeat #ffffff;}
.calendar_cn .num2{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_2.png) center 15px no-repeat #ffffff;}
.calendar_cn .num3{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_3.png) center 15px no-repeat #ffffff;}
.calendar_cn .num4{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_4.png) center 15px no-repeat #ffffff;}
.calendar_cn .num5{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_5.png) center 15px no-repeat #ffffff;}
.calendar_cn .num6{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_6.png) center 15px no-repeat #ffffff;}
.calendar_cn .num7{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_7.png) center 15px no-repeat #ffffff;}
.calendar_cn .num8{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_8.png) center 15px no-repeat #ffffff;}
.calendar_cn .num9{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_9.png) center 15px no-repeat #ffffff;}
.calendar_cn .num10{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_10.png) center 15px no-repeat #ffffff;}
.calendar_cn .num11{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_11.png) center 15px no-repeat #ffffff;}
.calendar_cn .num12{ background:url(http://img.eduuu.com/website/gaokao/images/partsite/bj/contlist/calendar_12.png) center 15px no-repeat #ffffff;}