what name is given to a system of trade in which individuals can operate and profit from business?
a.
communism
c.
surplus
b.
free market economy
d.
monopoly

the answer would be the third option, "no, ariel should have added 9^2 and 12^2 and compared that to 15^2."

this is found through the pythagorean theorem, which is a^2 + b^2 = c^2.

this is the correct way of solving the problem:

9^2 + 12^2 = 15^2

81 + 144 = 225

225 = 225

answer: a. exercising often and eating a balanced diet.

explanation: