| 释义 | complementary angle
 complementary anglen  (Mathematics) either of two angles whose sum is 90°. Compare supplementary anglecom′plemen′tary an′gleart at complex fraction
 n.   either of two angles that added together produce an angle of 90°. Compare supplementary angle.
 complementary angle
 complementary angle[‚käm·plə′men·trē ′aŋ·gəl]  (mathematics) One of a pair of angles whose sum is 90°. |