2 important angles 45 and 2*45 so dy=0-sqrt(2)/2 dx=pi/2-pi/4=pi/4 ; ratio then 0-sqrt(2)/2 : pi/4 == 0.900 😃 ^^^ wanna paint my imagination on the circle sin cos angles?? 😛 ^^^
Can you imagine this ratio in your head?
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2 important angles 45 and 2*45 so dy=0-sqrt(2)/2 dx=pi/2-pi/4=pi/4 ; ratio then 0-sqrt(2)/2 : pi/4 == 0.900 😃 ^^^ wanna paint my imagination on the circle sin cos angles?? 😛 ^^^
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