如何证明圆的切线垂直于过切点的半径? 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 theseGlasses, Flamenco dancer, Crazy quilt, Cells, Silverfish, Key, Pug, Bongos, Snow, Crumpled paper, 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 #4405 Cat by Nizamuddin Shuja


anonymous
anonymous
sketch #3688


anonymous
anonymous
sketch #3567 Worried Girl by Juvenilia Alexandrino


anonymous
anonymous
sketch #1500


anonymous
anonymous
sketch #1287 No smoke


anonymous
anonymous
sketch #2431 face :D


anonymous
anonymous
sketch #4622 Miku by Kheith Ryan Lubiano


Donara Smbatyan
sketch #1448 donara


anonymous
anonymous
sketch #4796


anonymous
anonymous
sketch #2022


anonymous
anonymous
sketch #5091 The Red Lady by অনন্ত জলিল


anonymous
anonymous
sketch #1183


anonymous
anonymous
sketch #5165 Marceline by Marvin Chrome


anonymous
anonymous
sketch #5415


Tom Kelly
sketch #251


anonymous
anonymous
sketch #2969


anonymous
anonymous
sketch #4724 Turtwig by Mark Robson


anonymous
anonymous
sketch #5314


anonymous
anonymous
sketch #2888 Jimi Hendrix by Meen Suksoi


anonymous
anonymous
sketch #1451 mi6softlab vibra


anonymous
anonymous
sketch #5180


anonymous
anonymous
sketch #1153 sahib


anonymous
anonymous
sketch #5293


anonymous
anonymous
sketch #5188 Paul Walker by Taï Marsan


anonymous
anonymous
sketch #4887 Jessica Rabbit by Garima Taneja

tomski如何证明圆的切线垂直于过切点的半径? 知乎 coloring