Logg på
Mathematics for IGCSE & O level - Angles (Section 1 - No. 31)
If two lines meet at right angles, the angles are:
Obtuse
Acute
Complementary
Supplementary
Forklaring
Right angles form 90 degrees therefore are complementary.
Kommentarer (0)
Logg inn for å kommentere
Annonse
Tillat at javascript laster denne siden ordentlig
