Answer:
the branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
Step-by-step explanation:
Answer: middle one = 4/4 + 1 + 2 =3
Step-by-step explanation:
4/4 also equals one so x=4 1+2=3
4/4=1
It’s 5 since you’d use Pythagorean theorem
