Anyone know this? Help!!

0.1256/ 3.14= 0.04

= 0.2

D = 2R

0.2 x 2 = 0.4

Therefore, the diameter of the circle would be 0.4 square meters.

answer: bea's uncle is 25 years old.

step-by-step explanation:

given the equation , we can say that the variable "x" represents the age of bea's uncle. then to find his age, we need to solve for "x":

we must add 15 to both sides of the equation:

now we need to divide both sides of the equation by 3:

therefore, we can conclude that bea's uncle is 25 years old.