如何严谨的证明三角形内角和为180º?(多种方法)? 知乎 Template




You need a modern browser try chrome, to view this.

Background image: Hide Show

View Larger Image Image Credit: zhihu.com






Try and sketch some of theseGrocery store, Hula, Lungs, Bard, Crochet, Peony, Griffin, Rags, Factory, Swinging bridge, view more ideas


please wait, the page is loading...

More Sketches

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

anonymous
anonymous
sketch #5231


anonymous
anonymous
sketch #4704 Slash


anonymous
anonymous
sketch #5326


anonymous
anonymous
sketch #5002 Jimi Hendrix by Piter Olimpo


James Forest
sketch #3014 Fancy "S "


anonymous
anonymous
sketch #3484 Red Hot Chili Peppers by Nik Zulqarnain


anonymous
anonymous
sketch #5271


anonymous
anonymous
sketch #5169 Iron Man by Hannah Kellogg


anonymous
anonymous
sketch #2371


Mahmed Alhaj
sketch #3695


anonymous
anonymous
sketch #4349 Cícero Николай Герасимов


anonymous
anonymous
sketch #5293


anonymous
anonymous
sketch #4558


anonymous
anonymous
sketch #5190 That Night by Nînâ Yämâhä


anonymous
anonymous
sketch #5091 The Red Lady by অনন্ত জলিল


anonymous
anonymous
sketch #5094 Squirrel by Mehdi Público


anonymous
anonymous
sketch #4221 Moi.


anonymous
anonymous
sketch #5181


anonymous
anonymous
sketch #5201 Ponyta by WatasHi Satemura Oke


anonymous
anonymous
sketch #5073 Broken Heart by Islam Mourad


Sam Torres
sketch #2723 by Sam Torres


anonymous
anonymous
sketch #2877 Elvis by Karoline Castillo


anonymous
anonymous
sketch #3151 Spaceship Nessa Kira Hellsing


Donara Smbatyan
sketch #1504 donara


anonymous
anonymous
sketch #4582 Pikachu by Mariana Sanchez Acevedo


anonymous
anonymous
sketch #3871

tomski如何严谨的证明三角形内角和为180º?(多种方法)? 知乎 coloring