Check the picture below.
notice, we have three pair of sides, let's add them all up to get the area

Answer:
12
Step-by-step explanation:
Answer:
She pays $2.5 per pound
Step-by-step explanation:
Step 1 because looking at PEMDAS he multiples the 4 and 2 before the 2 and the exponent.
Answer:
(3,7)
Step-by-step explanation: