不是等腰梯形,上底和下底分别是a和b。如何用a,b来表示此梯形内接圆的直径? 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 theseCorset, Elephant, Loafers, Dentist, Island, Executioner, Highway, Gecko, Walrus, Monster, 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 #5223 Elsa from Frozen by Ben De Jesus


anonymous
anonymous
sketch #4589


anonymous
anonymous
sketch #5070 The Rolling Stones by Roby Krdoso


Zay Lin
sketch #3399 zay lin


anonymous
anonymous
sketch #5249 Adele - Skyfall by Mert Arda Yiğit


anonymous
anonymous
sketch #5218 Marshall Lee Dj-ionut Manelomania


anonymous
anonymous
sketch #5136


anonymous
anonymous
sketch #4821 Johnny M. by Z Ionut Ady


anonymous
anonymous
sketch #1133 vinks


anonymous
anonymous
sketch #3390 Beautiful drawing by Jessie Lightwood


Rachel Roe
sketch #2643 Spring chick


anonymous
anonymous
sketch #1711


anonymous
anonymous
sketch #4279 Winnie the Pooh by Douglas Dalmora


anonymous
anonymous
sketch #2866 Soul Eater by Ani Chachua


anonymous
anonymous
sketch #5230


anonymous
anonymous
sketch #2144


anonymous
anonymous
sketch #5067


anonymous
anonymous
sketch #5152


sketchmaster
sketch #2459 funky afro


anonymous
anonymous
sketch #5160 Marilyn Monroe by Muhammet Karadoğan


Rachel Roe
sketch #78 Dino-Roar


anonymous
anonymous
sketch #3631


anonymous
anonymous
sketch #5303


anonymous
anonymous
sketch #5257


anonymous
anonymous
sketch #3986


anonymous
anonymous
sketch #5085 CM Punk by Luciana Nazar


anonymous
anonymous
sketch #3260 sorry to over comment on your blog .haha. I 'm just flnpiipg through your posts after finding you through the KCWC. Recently I had this huge urge to learn to sketch with black ink pens. This cloud drawing is exactly the thing that I feel the need to put on paper. : )


anonymous
anonymous
sketch #704

tomski不是等腰梯形,上底和下底分别是a和b。如何用a,b来表示此梯形内接圆的直径? 知乎 coloring