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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**《手掌心》里的一句歌词“我在南极憧憬你的北极星”是什么意思?表达了什么感情?
北极星现在在很靠近地球北极指向的天空。因此,看起来它总在北方天空。正是因为它所处的位置重要,才大名鼎鼎。而在南半球的南极圈往南,我们是看不到北极星的。 所谓的南半球,就是以...
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爱情是相交线还是平行线?
爱情中的相交线代表了转眼即逝的爱情。爱情中的平行线代表了完美永恒的爱情。 所谓的相交线就是原本陌生的两个人,因种种因素相遇认识,相遇时是会很美好很幸福,但同时相交线也是...
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如何计算CP?
1.过程能力指数 Cp 计算公式: Cp=(Tu- Tl)/6S(中心重合时)2.过程能力指数 Cpk 计算公式: Cp= {(Tu- Tl)-2︱M-u︱}/6S(中心不重合时...
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男七宫女八宫是什么婚?
男七宫女八宫是指男性的婚姻宫位在第七宫,女性的婚姻宫位在第八宫。这种组合有以下的特点:男性会把婚姻看成是生命中的中心,需要一个能和自己一对一互动和沟通的伴侣,也可能会为了婚姻而牺...
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