Fun with ellipses

トピック:楕円

F1 and f2 can be dragged, or entered in the boxes. The distance sum is needed. Directrix info can be displayed. Points on circles rotate in opposite directions with the same orbital time. Their midpoint is traced.

新しい教材

Volume by Disk/Washer around y
Triangle with 3 Right Angles
Shells
Untitled
apec

教材を発見

Altitude on Hypotenuse - Similarity
Zanco Transversal Line with Angles
SAS
การแยกตัวประกอบพหุนาม
Optimising the Rugby League Conversion angle

トピックを見つける

放物線
移動・変換
長方形
数
直方体