Answer:
what is the question
Step-by-step explanation:
Answer:x=21°
Step-by-step explanation:
Using elementary theorem
5x°+3x°+12°=180° ( angle on a straight line)
8x=180-12
8x=168°
x=21°
Solution:
we are given with a data table and we have been asked to find the function rule.
If we closely observe the table then we find that table is following the below function rule

Check for
Check for
Check for
Check for
Hence the correct option is c = 16d + 18
12/3 = 4 ft
4x2=8inches
Each side of the rug on the scale drawing would be 8 inches long if 2inches is equivalent to 3 feet.