2 angles whose sum is 180 are supplementary angles
Answer:

Step-by-step explanation:
To convert from degrees to radians
radian = degree measure 
= 510 × 
= 
=
radians
Answer:
answer is 90
if m^2=m^3
then, 90+90=180
Step-by-step explanation:
Answer:
pages
Step-by-step explanation:
Variable:
x = number of pages he has to read on a weekday
x + 30 = The number of pages read on Saturday and Sunday




Meaning that Raoul has to read 59 pages on Wednesday