三角函数:正弦、余弦、正切、余切、正割、余割,这些名字的来源是什么? 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 theseLollipop sucker, Kelp, Dock, Condo, Hilltop, Lathe, Snow, Crab, Sugar, Gun, 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 #4852


anonymous
anonymous
sketch #5054 Angelina Jolie by Hailey So Pretty


anonymous
anonymous
sketch #5279


anonymous
anonymous
sketch #5223 Elsa from Frozen by Ben De Jesus


anonymous
anonymous
sketch #2393


Sarah Nila
sketch #3483 Ginger


anonymous
anonymous
sketch #5297 Journey by Dmitry Sidorenko


anonymous
anonymous
sketch #3339 Sasuke by Jean-Benoit Renaud


anonymous
anonymous
sketch #5009 Elen Jager from Attack on Titan


anonymous
anonymous
sketch #5071 Rihanna by Johan Kennet Espinoza Moreno


anonymous
anonymous
sketch #1833 Head shot - abz


Fabio Sala
sketch #2672


anonymous
anonymous
sketch #5008


anonymous
anonymous
sketch #3974 Bird Skerch w/ vibration


anonymous
anonymous
sketch #5259


Raisa Mahmud
sketch #2055 Flower


anonymous
anonymous
sketch #3818 เดียวจะวาดใหม่ยังไม่เสร็จๆ


anonymous
anonymous
sketch #3191


anonymous
anonymous
sketch #5040 Amy Winehouse by Timothy Palfreyman


anonymous
anonymous
sketch #5209


anonymous
anonymous
sketch #5086 Lion by Z Ionut Ady


anonymous
anonymous
sketch #4704 Slash


anonymous
anonymous
sketch #5260


anonymous
anonymous
sketch #3599 Lovely pencil face


anonymous
anonymous
sketch #1972 Boogaloo @Memphis


anonymous
anonymous
sketch #5361 Emma Watson by Glynis June Williams


Ariel Fernando
sketch #1061 garota ao vento


anonymous
anonymous
sketch #5220


anonymous
anonymous
sketch #2423


Cherie N Patanao
sketch #1043 Deadoo..

tomski三角函数:正弦、余弦、正切、余切、正割、余割,这些名字的来源是什么? 知乎 coloring