okay so
117° + angle a = 180° (supplementary angle)
angle a = 180 - 117
= 63°
then angle a + angle b + 81° = 180° ( angle sum property)
so... 63° + angle b + 81° = 180
144 + angle b = 180°
angle b = 180 - 144
= 36°
hope this helps.
Answer:
m=

Step-by-step explanation:
Slope of a line is the co efficient of x in the given line.

Answer:
wnna call me and lift the lorax
Step-by-step explanation:
Answer:
pages
Step-by-step explanation:
Divide the total number of pages by 5 to get how many sets of every 5 pages will contain 2/3 of a page of advertisements.

Multiply this value by
to get the total number of pages.
pages