Cathetus
[kæθitәs]
解釋/意思:
(n.) One line or radius falling perpendicularly on another; as, the catheti of a right-angled triangle, that is, the two sides that include the right angle.
校對:佩里
[kæθitәs]
(n.) One line or radius falling perpendicularly on another; as, the catheti of a right-angled triangle, that is, the two sides that include the right angle.
校對:佩里