Respuesta :

Answer:

√ 20

or

4.47

Step-by-step explanation:

Answer:

4.47213595

Step-by-step explanation:

Pythagorean therormy thing

Base triangle is 2

Side is 4

a^2+b^2=c^2

put it in

2^2+4^2=c^2

4+16=c^2

sqrt 20=c

c= 4.47213595