如何证明双曲线焦点三角形内切圆圆心的横坐标为半实轴长? 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 theseScript, Oboe, Mountain goat, Prospector, Knife, Ostrich, Chair, Leech, Palm hand, Cabin, 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 #5311


anonymous
anonymous
sketch #323


anonymous
anonymous
sketch #5269


anonymous
anonymous
sketch #4905 The Little Prince by Gaurav Patel


anonymous
anonymous
sketch #4555 Mario by Alexander Volodimirovich Danilchenko


Zorka Edding Giustinianovic
sketch #2852 Teddy Zorka Edding Giustinianovic


anonymous
anonymous
sketch #3599 Lovely pencil face


anonymous
anonymous
sketch #5115


anonymous
anonymous
sketch #5048


anonymous
anonymous
sketch #5347


anonymous
anonymous
sketch #5135 &#;Hypno Colorfull&#; by Lars Tunebo


sketchmaster
sketch #2593 Tweety by sketchmaster


anonymous
anonymous
sketch #1385 fingerschpitsengeful


anonymous
anonymous
sketch #5138 Monster by Leonie Cooper


anonymous
anonymous
sketch #3036 Wiz Khalifa by Malyi Link


anonymous
anonymous
sketch #5150 Regina from Dino Crisis by Hsien-Ying Hsieh


sketchmaster
sketch #2620 goblin man


Tom Kelly
sketch #124 saurez


Chelley
sketch #3429 Another try of Miku xD


anonymous
anonymous
sketch #3505 Django


anonymous
anonymous
sketch #4734 Timon by Anh Vu


anonymous
anonymous
sketch #4965


anonymous
anonymous
sketch #5100 Shadow by An Nguyen


anonymous
anonymous
sketch #2582


anonymous
anonymous
sketch #5341 Rafael Nadal by Alina Danielle


anonymous
anonymous
sketch #2939 Eye by Kimmy Kitty Perry Priemus


anonymous
anonymous
sketch #3871

tomski如何证明双曲线焦点三角形内切圆圆心的横坐标为半实轴长? 知乎 coloring