Skylar is going to drive from her house to City A without stopping. An equation that determines Skylar's distance from City At hours after leaving her house is
D = 120 – 30t. What is the x-intercept of the equation and what is its
interpretation in the context of the problem?

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)