Two angles that add up to be exactly 90 degrees are said to be

Complementary
The way I remember it complementary starts with a C and supplementary start with the letter S and in the alphabet C comes before S and numbers the 90 is first before 180 that's How you can remember that C is 90 and supplementary 180

What are the options for plato

Aquadratic function is one of the form f(x)=ax2 + bx + c l, where a,b, and c are numbers with are not equal to zero.