is equal to the length of the hypotenuse, x² + y².

46 意见· 01/26/23
HighSchoolMath
HighSchoolMath
3 订户
3

Subscribe Now: http://www.youtube.com/subscription_center?add_user=howeducation Watch More: http://www.youtube.com/ehoweducation

显示更多


 0 注释 sort   排序方式


下一个