The circumference of a circle is 15 ft. find its area writing 3.14 for pi

17.9

Step-by-step explanation:

Area of a circle= C^2/4pi

15^2= 225

4(3.14)=12.56

225/12.56= 17.9

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.