What do you mean? I think you need to add a graph with the angles for people to be able to answer that question (you can take a screenshot and then use the paperclip button when you are re-writing the question). Hope this helped.
Answer:
27
Step-by-step explanation:
27 plus 29 is 56
Answer:
_20___ × (-1/2) × __2__ = -20
8 x (-1/2) x 5= -20
Step-by-step explanation:
Hope I helped
Step-by-step explanation:
a + b = 90
a + c = 180
a) If a = x, the. we can write
x + b = 90 and x + c = 180
or
b = 90 - x
c = 180 - x
b) c - b = (180 - x) - (90 - x)
= 180 - x - 90 + x
= 90