Level 20

作成者:Colin Beveridge

Level 20 of http://euclidthegame.org/Level20.html asks you to construct the outer tangent to two given circles (here, a, with centre A; and b, with centre B). Here's how I'd do it.

新しい教材

Neuberg's Theorem
Prism Drawn in 2-Point Perspective
bewijs stelling van Pythagoras
Billard V5.2 and V6
Select an object for a time to start a command. Light

教材を発見

congruent inscribed angles and congruent arcs
notAslider
Impossible Triangle △
HW55B_ALTITUDE
Transformations Obstacle Course

トピックを見つける

四角形
円柱
角柱
割り算
接線