M is a point on line segment KL. NM is a line segment. Select all the equations that represent the relationship between the measures of the angles in the figure.

A. a=b
B. a+b=90
C. b=90−a
D. a+b=180
E. 180−a=b
F. 180=b−a
Please help me now

D, E, and F

Step-by-step explanation:

a and b are supplementary angles, meaning they equal 180 degrees

  or  

step-by-step explanation:

if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or  

i get you, what you should do is think of the positive things that would come out of it. it will make yours parents proud and raise your grade. you should always try and if you can't focus tell the teacher.