Question

What is 60° ± 90° = and angle Is it called

Answer 1

Answer:

60*+90*=150*

its a supplementary angle

if it is 60*-90*=30*

its a complementary angle

Answer 2

Answer:

=> 60° + 90° = 150°

This is a supplementary angle.....

=> 60° - 90° = 30°

This is a complementary angle.....