Answer: so what are u asking?
Step-by-step explanation:
Answer:
(-1, -1) and (-4,5)
Distance between them ,
Option B
740
C
(b) the unknown angle is 80°
The unkown angle is:
[2(x-10)]°
Substituting "x" by 50 (part a)
[2(50-10)]°=[2(40)]°=80°