Respuesta :

Correct Answer: C

Explanation:

Draw the diagram. The diagonal of the rectangle is the diameter of the circle. The diagonal is the hypotenuse of a 3,4,5 triangle, and is therefore, 5.
Circumference = π.diameter = 5π


Hope it helped!

~Jiren

Use the Pythagorean theorem to find the radius of the circle

a²+b²=c²
3²+4²=c²
9+16=c²
25=c²
√25=c
5=c

the radius of the circle is 5, 

c=πd
c=5π

Answer=5π