如图直角三角形abc中∠abc=90°∠acb=30°点d在ac上如果∠adb=45°那么∠abd= 度． 题目和参考答案——青夏 Sketch Coloring Page

如图直角三角形abc中∠abc=90°∠acb=30°点d在ac上如果∠adb=45°那么∠abd= 度． 题目和参考答案——青夏 Template

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More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

sketch #3813

Emin AltınKöprü
sketch #3813

sketch #2899 Snoopy by Rhemzkian Esturco

anonymous

anonymous
sketch #2899 Snoopy by Rhemzkian Esturco

sketch #5267

anonymous

anonymous
sketch #5267

sketch #4 Nirvana Smiley

Tom Kelly
sketch #4 Nirvana Smiley

sketch #4876 Luffy by Nycole Prietsch

anonymous

anonymous
sketch #4876 Luffy by Nycole Prietsch

sketch #542 life

anonymous

anonymous
sketch #542 life

sketch #5248

anonymous

anonymous
sketch #5248

sketch #2030

Marlyn Ortiz
sketch #2030

sketch #5125

anonymous

anonymous
sketch #5125

sketch #5288

anonymous

anonymous
sketch #5288

sketch #2813 Stan from South Park by Amer Amimer

Amer Amimer
sketch #2813 Stan from South Park by Amer Amimer

sketch #2987

anonymous

anonymous
sketch #2987

sketch #5061

anonymous

anonymous
sketch #5061

sketch #5250

anonymous

anonymous
sketch #5250

sketch #3523 My World My Way by Elena Artene

anonymous

anonymous
sketch #3523 My World My Way by Elena Artene

sketch #1328

anonymous

anonymous
sketch #1328

sketch #5174

anonymous

anonymous
sketch #5174

sketch #5261

anonymous

anonymous
sketch #5261

sketch #3290 Calvin and Hobbes by অনন্ত জলিল

anonymous

anonymous
sketch #3290 Calvin and Hobbes by অনন্ত জলিল

sketch #779 Gol D Roger

Benjo Arellano
sketch #779 Gol D Roger

sketch #286 sun

anonymous

anonymous
sketch #286 sun

sketch #1671

Saifa Mahmud
sketch #1671

sketch #3670 Bugs Bunny by Jessica Column

anonymous

anonymous
sketch #3670 Bugs Bunny by Jessica Column

sketch #5101

anonymous

anonymous
sketch #5101

sketch #4221 Moi.

anonymous

anonymous
sketch #4221 Moi.

sketch #2577

anonymous

anonymous
sketch #2577

sketch #805

Laura Agapi Asnicar
sketch #805

sketch #5436

anonymous

anonymous
sketch #5436

sketch #3986

anonymous

anonymous
sketch #3986

sketch #672 Snails pace

Rachel Roe
sketch #672 Snails pace

tomski如图直角三角形abc中∠abc=90°∠acb=30°点d在ac上如果∠adb=45°那么∠abd= 度． 题目和参考答案——青夏 coloring

如图1Rt ABC中∠C=90°按题目所给条件及要求将相应的直角三角形分割成若干个全等的并且分别与原三角形相似的三角形．画出图形并简要 sketch template

如图已知Rt ABC中∠ACB=90°∠B＞∠A在 ABC内找一点E使得 EBC和 ABC相似小聪的做法是取AB边上的中线CD sketch template

14．如图在 ABC中∠B=90°两直角边AB=5BC=12三角形内有一点P到各边的距离相等求点P到各边的距离——青夏教育精英家教�—— sketch template

如图，在直角三角形ABC中，∠ACB=90°，∠CBA=30°，请你设计三种不同的分法，把 ABC分割成两个三角形，且 ZOL问答 sketch template

如图，在三角形ABC中，D、E、F分别是BC、CA、AB上的点，AD、BE、CF相交于一点O，这样三角形ABC被分成6个三角形，其中4个三角形 sketch template

如图，在直角三角形ABC中，∠ACB=90°，∠CBA=30°，请你设计三种不同的分法，把 ABC分割成两个三角形，且 ZOL问答 sketch template

探索归纳1如图1已知 ABC为直角三角形∠A=90°若沿图中虚线剪去∠A则∠1 ∠2等于CCA90° B135° C270 sketch template

题目：如图，在三角形ABC中，点D是AB的中点，∠DAC=2∠DCA，∠DCB=30度，求∠B的度数知乎 sketch template

题目：如图，在三角形ABC中，点D是AB的中点，∠DAC=2∠DCA，∠DCB=30度，求∠B的度数知乎 sketch template

如图在直角三角形ABC中放置边长分别34x的三个正方形则x的值为． 题目和参考答案——青夏教育精英家教�—— sketch template

15．如图所示已知等腰直角三角形ABC中∠ACB=90°直线L经过点C AD ⊥LBE⊥L垂足分别为DE． 1证明 ACD sketch template

如图，在 ABC中，∠ABC＝90°，AB＝BC，三角形的顶点在相互平行的三条直线l1，l2，l3上，且l1，l2的距离为2，l2，l3的距离 sketch template

如图直角三角形ABC中∠ABC=90°∠ACB=30°点D在AC上如果∠ADB=45°那么∠ABD= 度． 题目和参考答案——青夏 sketch template

5．直角三角形 例7 在三角形纸片ABC中∠C＝90°∠A＝30°AC＝3折叠该纸片使点A与点B重合折痕与ABAC分别相交于 sketch template

一个三角尺有几个直角几个锐角百度经验 sketch template

如图直角三角形ABC中∠ABC=90°∠ACB=30°点D在AC上如果∠ADB=45°那么∠ABD= 度． 题目和参考答案——青夏 sketch template

如图， ABC和 DEF是两个全等的等腰直角三角形，∠ BAC=∠ EDF=90°， DEF的顶点E与 ABC的斜边BC的中点重合，将 DEF sketch template

如图在 ABC中∠C=90°AC=BCAD是角平分线DE⊥AB．垂足为E．求证BE=DE=CD． 题目和参考答案——青夏教育精英家教�—— sketch template

把等腰直角三角形ABC按如图所示立在桌上顶点A顶着桌面若另两个顶点距离桌面5cm和3cm则过另外两个顶点�桌面作垂线则垂足之间的距离 sketch template

如图在三角形ABC中D点为AB的中点E点为BC的中点F点为BE的中点已知三角形DCF面积为63平方厘米则三角形ABC面积为多�平方 sketch template

题目已知如图 ABC和 CDE均为等边三角形BCD三点在同一条直线上连接线段BEAD交于点F连接CF1求证∠FBC sketch template

题目如图在直线l上�放着三个三角形 ABC HFG DCE已知BC=CEFG分别是BCCE的中点FM∥AC∥HG∥DE sketch template

百度教育 sketch template

初二下（八下）数学期末压轴题训练—勾股定理（合集1）知乎 sketch template

三角形“四心”有关性质及证明（内心篇）知乎 sketch template

1．在直角 ABC中∠C=90°． 1如果以此直角三角形三边为边分别作三个正三角形那么面积S1S2S3之间有什么关系 2 sketch template

如图在直角三角形ABC中∠BAC=90°将 ABC沿直线BC�右平移得到 DEF连结ADAE则下列结论中不成立的是 A．AD∥ sketch template

如图三角形纸片ABC中∠A＝65°∠B＝75°将纸片的一角折叠使点C落在ΔABC内若∠1＝20°求∠2的度数——青夏教育精英家教�—— sketch template

如图所示分别以直角三角形ABC三边为边�外作三个正方形其面积分别用S1S2S3表示若S1=25S3=9则S2的值为 A sketch template

一台彩电现价是3600元比原价便宜20%这台彩电原价多�元——青夏教育精英家教�—— sketch template

在等腰直角三角形ABC中过直角顶点C在 内部任意作一条射线CM与线段AB交于点M则 AM sketch template

如图 ABC中∠B=90°两直角边AB=7BC=24三角形内有一点P到各边的距离相等则这个距离是 A1 B3 C4D5 sketch template

如图直角 ABC的直角顶点为C且AC=5BC=12AB=13将此三角形绕点A顺时针旋转90°到直角 AB′C′的位置在旋转过程中 sketch template

如图所示，已知边长为4的正三角形ABC中，E，F分别为BC和AC的中点，PA=2，且PA⊥平面ABC，设Q是CE的中点（1）求证：AE∥平面 sketch template

如图ABC是等腰直角三角形它的内部有两个小正方形求阴影部分的面积． 题目和参考答案——青夏教育精英家教�—— sketch template

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