梯形面积公式和等差数列求和公式为什么长得那么像? 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 theseSnow, Giant, Stake, Explosion, Cabin, Spaghetti, Whale, Pie, Family, Patio, 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?

Donara Smbatyan
sketch #1452 donara


anonymous
anonymous
sketch #2965 Flapjack by Farzin Hedayatzadeh


anonymous
anonymous
sketch #2025


anonymous
anonymous
sketch #5229


anonymous
anonymous
sketch #3680 Infected Mushroom by Rohit Rahul


anonymous
anonymous
sketch #1899 blue


anonymous
anonymous
sketch #5168


anonymous
anonymous
sketch #5164


Donara Smbatyan
sketch #1440 donara


anonymous
anonymous
sketch #5199 Catface by Noeli Racioppo


anonymous
anonymous
sketch #5183


anonymous
anonymous
sketch #3986


anonymous
anonymous
sketch #68509


anonymous
anonymous
sketch #2017 HEYOO


anonymous
anonymous
sketch #3595


anonymous
anonymous
sketch #2919 Winnie the Pooh by Greet Kros-Lolkus


anonymous
anonymous
sketch #4945


anonymous
anonymous
sketch #5053


Helyryn
sketch #308


anonymous
anonymous
sketch #3688


anonymous
anonymous
sketch #4899


anonymous
anonymous
sketch #2318


anonymous
anonymous
sketch #894 hmmm


anonymous
anonymous
sketch #5202 The Woman by Céline Chalois


anonymous
anonymous
sketch #3488 cats


Gaurav Patel
sketch #2691


anonymous
anonymous
sketch #2195


anonymous
anonymous
sketch #4313


anonymous
anonymous
sketch #2881 Mickey Mouse by Michael Angcay

tomski梯形面积公式和等差数列求和公式为什么长得那么像? 知乎 coloring