What will the account balance be in 13 years compounded continuously at a rate of 3.9% if $250 was originally invested?

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)

25 ! i need asap! ! ill mark brainliest!

Which graph represents the linear function below? y-3=1/2(x+2)