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 Coloring Page

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 Template

Background image: Hide Show

View Larger Image Image Credit: zhihu.com

please wait, the page is loading...

More Sketches

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

sketch #1079

anonymous

anonymous
sketch #1079

sketch #2877 Elvis by Karoline Castillo

anonymous

anonymous
sketch #2877 Elvis by Karoline Castillo

sketch #3298

Hank Henry Armstrong
sketch #3298

sketch #5311

anonymous

anonymous
sketch #5311

sketch #3695

Mahmed Alhaj
sketch #3695

sketch #12 my bear

Tom Kelly
sketch #12 my bear

sketch #5371 Senorita by Adrian Matosek

anonymous

anonymous
sketch #5371 Senorita by Adrian Matosek

sketch #5149 Daenerys Targaryen by Jorge Valero

anonymous

anonymous
sketch #5149 Daenerys Targaryen by Jorge Valero

sketch #4313

anonymous

anonymous
sketch #4313

sketch #293 jdjdjdjdj

Helyryn
sketch #293 jdjdjdjdj

sketch #1668 SUNSET

anonymous

anonymous
sketch #1668 SUNSET

sketch #3350 Gerard Way by Carrieann Benthem

anonymous

anonymous
sketch #3350 Gerard Way by Carrieann Benthem

sketch #3707 The Thinker

anonymous

anonymous
sketch #3707 The Thinker

sketch #1068 dançando

anonymous

anonymous
sketch #1068 dançando

sketch #3459 BLUE from fosters imagenary friends

anonymous

anonymous
sketch #3459 BLUE from fosters imagenary friends

sketch #5037 Dolphin by Meen Suksoi

anonymous

anonymous
sketch #5037 Dolphin by Meen Suksoi

sketch #2895 Hulk by Dmitry Cherepanin

anonymous

anonymous
sketch #2895 Hulk by Dmitry Cherepanin

sketch #3743 Just for fun

Jay Lantz
sketch #3743 Just for fun

sketch #2029 GOD 'S PROMISE ...

Marlyn Ortiz
sketch #2029 GOD 'S PROMISE ...

sketch #1153 sahib

anonymous

anonymous
sketch #1153 sahib

sketch #4830

anonymous

anonymous
sketch #4830

sketch #249 Rocket

Lucy Barnard
sketch #249 Rocket

sketch #5044

anonymous

anonymous
sketch #5044

sketch #4855

anonymous

anonymous
sketch #4855

sketch #4995

anonymous

anonymous
sketch #4995

sketch #2070

anonymous

anonymous
sketch #2070

sketch #5313 Katy Perry by Monalisa Theresia

anonymous

anonymous
sketch #5313 Katy Perry by Monalisa Theresia

sketch #303

anonymous

anonymous
sketch #303

sketch #5183

anonymous

anonymous
sketch #5183

sketch #3547 Lady in red Toky Niaina Randrianarisoa

anonymous

anonymous
sketch #3547 Lady in red Toky Niaina Randrianarisoa

tomski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 coloring

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

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在三角形ABC中BE=EF=FCED=2DA求阴影部分的面积是三角形ABC面积的几分之几 题目和参考答案——青夏教育精英家教�—— sketch template

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在 ABC中AB=AC∠A=36°请你设计三种不同的方法将 ABC分割成三个等腰三角形不要求写出画法不要求证明但是要标出所 sketch template

如图：在三角形ABC中，若AC CD=AB，∠ ADC=70^° ，∠ ACB=80^° ，求∠ B？百度教育 sketch template

如图在 ABC中分别以ABAC为边�外作等腰直角三角形ABE等腰直角三角形ACD其中∠BAE=∠CAD=90°BD与CE相交于点O sketch template

已知在三角形abc中知识要点北京爱智康 sketch template

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

如图在三角形ABC中三角形AEO的面积是1三角形ABO的面积是2三角形BOD的面积是3则四边形DCEO的面积是多�——青夏教育精英 sketch template

如图在三角形ABC中AB=ACD是BC上一点∠BAD=40°E是AC上一点AD=AE求∠EDC的度数． 题目和参考答案——青夏 sketch template

中考数学等腰直角三角形“套路深”，竟有这么多“基本图形”！ 知乎 sketch template

如图在三角形ABC中BDDC=12E为AD的中点若三角形ABC的面积为120平方厘米则阴影部分的面积是多�平方厘米 题目和参考 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

三角形重心的性质及其证明 知乎 sketch template

如图，在三角形 ABC 中， D 是 BC 的中点， E 、 F AC 的三等分点。已知三角形 的面积是 108 平方厘米。求三角 sketch template

百度教育 sketch template

百度教育 sketch template

判断点是否在三角形内部（�量，行列式，点乘叉乘知识点串联） 知乎 sketch template

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

如图在三角形ABC中AB＞ACDE分别是ABAC上的点 ADE沿线段DE翻折使点A落在边BC上记为A′．若四边形ADA′E是 sketch template

百度教育 sketch template

百度教育 sketch template

如图在三角形纸片ABC中AB=6BC=8AC=4．沿虚线剪下的涂色部分的三角形与 ABC相似的是ABCD 题目和参考答案——青 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为 BC的中点 AF=2BFCE=3AE连接CF交 DE于 P点求EPDP的值． 题目和参考答案——青夏教育 sketch template

题目如图在等腰直角三角形ABC中∠ABC=90°D为AC边上的中点过D点作DE⊥DF交AB于点E交BC于点F若AE=8FC sketch template

百度教育 sketch template

如图，在三角形ABC中已知∠ A = 90° ∠ C 60° 。把三角形ABC绕点B按顺时针方�旋转一定的角度后，得到三角形A B sketch template

百度教育 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等腰三角形ABC中AB=AC顶角∠A=20°在边AB上取一点D使AD=BC求∠BDC的度数 题目和参考答案——青夏教育精英家教�—— sketch template

题目如图在平面直角坐标系中有点AB03Pa﹣a三点线段CD与AB关于点P中心对称其中AB的对应点分别为CD1 sketch template

题目如图在平面直角坐标系xoy中 ABC三个顶点坐标分别为A 24B 21C 52．1将 ABC绕着O顺时针 sketch template

free web stats