Answer:
Step 1. Read the problem. Make sure you understand all the words and ideas.
Step 2. Identify what you are looking for.
Step 3. Name what you are looking for.
Step 4. Translate into an equation. Restate the problem in one sentence. Then translate into an equation.
Step 5. Solve the equation using good algebra techniques.
Step 6. Check.
Step 7. Answer the question.
Step-by-step explanation:
A' = (-2, 1)
B' = (1, 0)
C' = (-1, 0)
2.25 but i am not sure i hope that helps
The change of temperature is 27 and the perimeter is 324
This is your genuine answer