If an angle is its complementary angle,then its measure is
a.30 degree
b.45 degree
c.60 degree
d.90 degree

• let angle=x;
  then acc. to the problem x=180-x;
  2x=180;
  x=90
• 10 years agoHelpfull: Yes(0) No(0)
• if an angle is complementary, its measure is 90.so its 90 deg
• 9 years agoHelpfull: Yes(0) No(0)