Answer:
2.8
Step-by-step explanation:
using cosine rule
= 
s =
= 2.842 = 2.8
Answer:

Step-by-step explanation:
The given pair of angles lie on a line, hence they are classified as linear angles. They possess the property by which their sum is equal to 180°.





A) an answer that cannot be written as a fraction.
Answer:
116
Step-by-step explanation:
16+16=56/2=4
2x+2=6
2x=4
x=2
Hope this helps :)