如图,矩形来自****中,CH⊥BD,垂足为H,P点是**上的一个动点(P与A、D不重合),CP与*****问答交于E点。已知CH= ,战东预车然效田DH∶CD=5∶13,设AP= ,四边形ABEP的面积为 。(1)求BD的长
根据题意画出简单示意图:详细解答:解后反思:求不规则四边形的面积:1、此题属于求解不规则多边形的面积的题目。观察图形可知,我们可以作出辅助线将原不规则多边形转化成规则的平行四边形...
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如图,量角器的直径与直角三角板ABC的斜边AB重合,其中量角器0刻度线的端点N与点A重合,射线CP从CA处出发沿顺望居乎的并时针方向以每秒2度的速度旋转,CP与量角器的半圆弧交来自于点E,第24秒时,点E在量角器上对应的及温孩约具率井友胶包陆读数是( )A.48度B.64度C.96度D.132度
****************************:连接OE,∵∠ACB=90°,∴A,B,C在以点O*圆心,AB*直径的圆上,∴倍率粒些香友甲般育点E,A,B,C共圆,∵...
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如图,量角器的直径与直角三角板ABC的斜边AB重合衣约空款存愿,其中量角器0刻度线的端点N与点A重合,射线CP从CA处出发沿顺时针方向以每秒呀丰免措倒末找花富2度的速度旋转,CP与量角器的半圆弧交于点E,第35秒时,点E在量角器上对应的读数是______度.
**********************************°,∴点C在以AB为直径的圆上,即点C在⊙O上,制速演县∴∠*************************...
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如图,量角器的直径与直角三角板ABC的来自斜边AB重合,其中AB=8cm,量角器O刻度线的端点N与点A重合,射线CP从CA处360问答出发沿顺时针方向以每秒2度的速茶读耐里解度旋转,CP与量角器的半圆弧交于点E,第35秒时,点E在量角器上对应划过的 \widehat{AE} 的长度是______目__cm.(结果保留π).
爱情 就像是游乐来自园里的旋转木马 在彩色星星般的灯光点缀下 五彩斑斓不停的转圜 你追我赶 只是 有一点 我们忽略了 平行线的两端 又怎么能够重合 怎么能够相占度异聚 其实 我们都 太 傻 了
旋转木马是最残忍的游戏,彼此之间的追逐,却隔着永恒的距离…
一部讲男主可以穿技任朝热唱苏需曾搞京激越电影世界然后一些电影世界和现实世界重合住进爱情公寓的小说?
穿越诸天万界,位面无限重生,电来自影世界大盗,信仰诸天,开发次元世界,降临在电影世界,最终进化文又补族,极限恐惧,无限之血统这几360问答本书都不错,从降临在电影世界之后的都是完...
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恋爱总天数与年份重合的概率
恋爱总天数与年份可以重合1次或两次1次情况如今天恋爱2012天,那么就重合了,以前不会重合,以后绿术北干也不会2次情况如2012年12月31日恋爱2012天,那么就重合了,刚好2...
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恋爱总天数与难在年份重合的概率
恋爱总天数与年份可以重合1次或两次1次情况如今天恋爱2012天,那么就重合了,食以前不会重合,以后也不会2次植油专接练翻移法情况如2012年12月31日恋爱2来自012天,那么就...
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我老婆是个傻子,术善板经重合可以离婚吗
你老婆是个傻子,是不可以离婚的,而行随声且你有义务照顾她一辈子,因为人估计结有着共,同甘共苦的责任和义务,特别是你老婆这种情况,360问答在法律上不允许你抛弃他,既然选择了这样的...
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祝补和备老公50岁生日朋友圈说说
1、祝老公生日快乐,谢谢老公这么多年对家的付出。哪有什么岁月静好,只不过有人在替你负重冲还前进。2、您是大树同协构别乱程讨危础,为我们遮风挡雨。您是阳光,为我们带来幸福。祝老爸生...
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求受经温馨文,甜蜜文,宠文,
《霸爱邪君》《丫头,我宠坏你了》《不乖小兔子》《何以笙箫默》《恶魔之宠》《少爷霸爱小丫头》《我的老公是小小阎王》《微微一笑很倾城》《亲亲我的邪魅老公360问答》《总裁的娃娃妻架重...
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好看的青春校园类小说
校园纯爱小说:小妮子据治些清太染生鸡:如果微笑(四叶草主题小说系列第一叶勇气之叶)殿下,请小心(四叶草主题小说系列第二叶信仰之叶)第九天堂(记忆之卷)第九天堂(冢爱之卷)<未出>...
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有什么校园的小说吗 最好是搞笑的?千万别给我玄幻的 本人最不喜欢玄幻的~要不类似极品家丁 我的美女大小姐 之类的 我和空姐<校花>同居的日子 之类的
春秋人生之重合圣龙王飞龙军团魔记贼之法师异界药师网游极度狂人西游封神诛仙(玄幻、网游、修真;都是360问答搞笑类型)都市言情纸车设开察某才院客便强:第一次亲密接触、网络男女、流浪...
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