Answer:
b
Step-by-step explanation:
According to Adam Smith, self interest and competition act as an invisible hand, guiding firms in a market-based economy.
Answer:
30 square cm
Step-by-step explanation:
Hope this helped
Answer: Linear pairs of angles add up to 180 degrees. A+B=180
Step-by-step explanation: A linear pair of angles is formed when two lines intersect. Two angles are said to be linear if they are adjacent angles formed by two intersecting lines. The measure of a straight angle is 180 degrees, so a linear pair of angles must add up to 180 degrees