Answer:

Step-by-step explanation:

Hope this helps you.
Let me know if you have any other questions :-)
Answer:
.4 in or 2/5 in per month (.4 and 2/5 means the same one is in decimal and the other one is in fractions.
A) x-6; you have x amount of money and pay 6 dollars for a hat.
b) 2(x2);
Did you mean the Pythagorean theorem? If so I believe that the answer would be that the Pythagorean theorem is used any time there is a right triangle.