If you are asking if your work is good,thn yes,you are right
Answer:
x = 14 or —12
Step-by-step explanation:please see attachment for explanation
Answer:
8,185,320 different leadership structures
Step-by-step explanation:
Since the order at which the members of the committee are chosen matters, this is a permutation of 4 out 55 people and it is given by:

8,185,320 different leadership structures are possible.
Answer:
b
Step-by-step explanation
look at the way the way the line curves and cross over into the positive across the dotted line. the curw = y
It will be a reflex angle
A reflex angle is an angle that is more than 180° and less than 360°
Obtuse: More than 90° but Less than 180°
Acute: Less than 90°