8:52 For curious mind, triangle has its edges formed a total of 180deg. how many form can it be? it is sum from 1 to 178 = 15931 ❤
@clovemao329 Жыл бұрын
let the angles like the following: 178 1 1 ---> 1 form 177 2 1 177 1 2 ---> 2 forms 176 3 1 176 2 2 176 1 3 ---> 3 forms and so on... it forms a pattern which every descend produces +1 form, which at very end it is 178 forms. Sum them all: 1 to 178 = 15931
@吼搭啦-h1u Жыл бұрын
那有沒有考慮0~1之間的度數?
@clovemao329 Жыл бұрын
@@吼搭啦-h1u truly overlooked, I had not. How to calculate if the floating points are considered?