Answer: x^2 - y ^2 − 1.5x + 1.5y
Step-by-step explanation:
Answer:
the length of the female dolphin would be 9 ft 3 in
Answer:
the perimeter is of 148 m
Step-by-step explanation:
the perimeter is the sum of all sides so an square has all sides equal so we have

and the area is

so we find x

and now the perimeter

Root 78 would go Between 8 and 9